Home / 734,879.25-1,102,318.88-236,243.25

Finding the Fourth Proportional to 734,879.25, 1,102,318.88 and 236,243.25

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Solution

The fourth proportional to 734,879.25, 1,102,318.88 and 236,243.25 is: 354,364.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,879.25 : 1,102,318.88 = 236,243.25 : x
  2. Step 2: Convert to fraction form
    734,879.25/1,102,318.88 = 236,243.25/x
  3. Step 3: Cross multiply
    734,879.25x = 1,102,318.88 × 236,243.25
  4. Step 4: Simplify right side
    734,879.25x = 260,415,393,566.34
  5. Step 5: Solve for x
    x = 260,415,393,566.34/734,879.25
  6. Step 6: Final answer
    x = 354,364.88

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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.