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Finding the Fourth Proportional to 703,798.70, 1,055,698.25 and 254,509.52

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Solution

The fourth proportional to 703,798.70, 1,055,698.25 and 254,509.52 is: 381,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,798.70 : 1,055,698.25 = 254,509.52 : x
  2. Step 2: Convert to fraction form
    703,798.70/1,055,698.25 = 254,509.52/x
  3. Step 3: Cross multiply
    703,798.70x = 1,055,698.25 × 254,509.52
  4. Step 4: Simplify right side
    703,798.70x = 268,685,248,321.30
  5. Step 5: Solve for x
    x = 268,685,248,321.30/703,798.70
  6. Step 6: Final answer
    x = 381,764.35

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.