Home / 657,104.20-907,214.30-503,847.97

Finding the Fourth Proportional to 657,104.20, 907,214.30 and 503,847.97

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Solution

The fourth proportional to 657,104.20, 907,214.30 and 503,847.97 is: 695,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,104.20 : 907,214.30 = 503,847.97 : x
  2. Step 2: Convert to fraction form
    657,104.20/907,214.30 = 503,847.97/x
  3. Step 3: Cross multiply
    657,104.20x = 907,214.30 × 503,847.97
  4. Step 4: Simplify right side
    657,104.20x = 457,098,084,480.74
  5. Step 5: Solve for x
    x = 457,098,084,480.74/657,104.20
  6. Step 6: Final answer
    x = 695,624.97

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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.