Home / 731,177.18-1,009,005.56-404,502.26

Finding the Fourth Proportional to 731,177.18, 1,009,005.56 and 404,502.26

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Solution

The fourth proportional to 731,177.18, 1,009,005.56 and 404,502.26 is: 558,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,177.18 : 1,009,005.56 = 404,502.26 : x
  2. Step 2: Convert to fraction form
    731,177.18/1,009,005.56 = 404,502.26/x
  3. Step 3: Cross multiply
    731,177.18x = 1,009,005.56 × 404,502.26
  4. Step 4: Simplify right side
    731,177.18x = 408,145,023,821.91
  5. Step 5: Solve for x
    x = 408,145,023,821.91/731,177.18
  6. Step 6: Final answer
    x = 558,202.63

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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.