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Finding the Fourth Proportional to 502,613.22, 754,013.25 and 165,677.48

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Solution

The fourth proportional to 502,613.22, 754,013.25 and 165,677.48 is: 248,547.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,613.22 : 754,013.25 = 165,677.48 : x
  2. Step 2: Convert to fraction form
    502,613.22/754,013.25 = 165,677.48/x
  3. Step 3: Cross multiply
    502,613.22x = 754,013.25 × 165,677.48
  4. Step 4: Simplify right side
    502,613.22x = 124,923,011,376.54
  5. Step 5: Solve for x
    x = 124,923,011,376.54/502,613.22
  6. Step 6: Final answer
    x = 248,547.01

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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.