Home / 731,171.35-1,008,997.64-404,475.88

Finding the Fourth Proportional to 731,171.35, 1,008,997.64 and 404,475.88

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Solution

The fourth proportional to 731,171.35, 1,008,997.64 and 404,475.88 is: 558,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,171.35 : 1,008,997.64 = 404,475.88 : x
  2. Step 2: Convert to fraction form
    731,171.35/1,008,997.64 = 404,475.88/x
  3. Step 3: Cross multiply
    731,171.35x = 1,008,997.64 × 404,475.88
  4. Step 4: Simplify right side
    731,171.35x = 408,115,203,311.94
  5. Step 5: Solve for x
    x = 408,115,203,311.94/731,171.35
  6. Step 6: Final answer
    x = 558,166.29

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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.