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Finding the Fourth Proportional to 335,010.38, 502,220.25 and 124,500.69

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Solution

The fourth proportional to 335,010.38, 502,220.25 and 124,500.69 is: 186,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,010.38 : 502,220.25 = 124,500.69 : x
  2. Step 2: Convert to fraction form
    335,010.38/502,220.25 = 124,500.69/x
  3. Step 3: Cross multiply
    335,010.38x = 502,220.25 × 124,500.69
  4. Step 4: Simplify right side
    335,010.38x = 62,526,767,656.97
  5. Step 5: Solve for x
    x = 62,526,767,656.97/335,010.38
  6. Step 6: Final answer
    x = 186,641.29

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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.