Home / 731,150.64-1,009,001.17-408,853.82

Finding the Fourth Proportional to 731,150.64, 1,009,001.17 and 408,853.82

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Solution

The fourth proportional to 731,150.64, 1,009,001.17 and 408,853.82 is: 564,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,150.64 : 1,009,001.17 = 408,853.82 : x
  2. Step 2: Convert to fraction form
    731,150.64/1,009,001.17 = 408,853.82/x
  3. Step 3: Cross multiply
    731,150.64x = 1,009,001.17 × 408,853.82
  4. Step 4: Simplify right side
    731,150.64x = 412,533,982,738.97
  5. Step 5: Solve for x
    x = 412,533,982,738.97/731,150.64
  6. Step 6: Final answer
    x = 564,225.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.