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Finding the Fourth Proportional to 373,248.78, 514,920.81 and 237,209.82

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Solution

The fourth proportional to 373,248.78, 514,920.81 and 237,209.82 is: 327,246.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,248.78 : 514,920.81 = 237,209.82 : x
  2. Step 2: Convert to fraction form
    373,248.78/514,920.81 = 237,209.82/x
  3. Step 3: Cross multiply
    373,248.78x = 514,920.81 × 237,209.82
  4. Step 4: Simplify right side
    373,248.78x = 122,144,272,654.35
  5. Step 5: Solve for x
    x = 122,144,272,654.35/373,248.78
  6. Step 6: Final answer
    x = 327,246.27

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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.