Home / 739,213.76-1,108,705.44-240,574.40

Finding the Fourth Proportional to 739,213.76, 1,108,705.44 and 240,574.40

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Solution

The fourth proportional to 739,213.76, 1,108,705.44 and 240,574.40 is: 360,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,213.76 : 1,108,705.44 = 240,574.40 : x
  2. Step 2: Convert to fraction form
    739,213.76/1,108,705.44 = 240,574.40/x
  3. Step 3: Cross multiply
    739,213.76x = 1,108,705.44 × 240,574.40
  4. Step 4: Simplify right side
    739,213.76x = 266,726,146,004.74
  5. Step 5: Solve for x
    x = 266,726,146,004.74/739,213.76
  6. Step 6: Final answer
    x = 360,824.11

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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.