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Finding the Fourth Proportional to 636,862.60, 955,013.44 and 337,273.17

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Solution

The fourth proportional to 636,862.60, 955,013.44 and 337,273.17 is: 505,761.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,862.60 : 955,013.44 = 337,273.17 : x
  2. Step 2: Convert to fraction form
    636,862.60/955,013.44 = 337,273.17/x
  3. Step 3: Cross multiply
    636,862.60x = 955,013.44 × 337,273.17
  4. Step 4: Simplify right side
    636,862.60x = 322,100,406,509.31
  5. Step 5: Solve for x
    x = 322,100,406,509.31/636,862.60
  6. Step 6: Final answer
    x = 505,761.22

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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.