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Finding the Fourth Proportional to 372,177.92, 513,654.54 and 362,045.24

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Solution

The fourth proportional to 372,177.92, 513,654.54 and 362,045.24 is: 499,670.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,177.92 : 513,654.54 = 362,045.24 : x
  2. Step 2: Convert to fraction form
    372,177.92/513,654.54 = 362,045.24/x
  3. Step 3: Cross multiply
    372,177.92x = 513,654.54 × 362,045.24
  4. Step 4: Simplify right side
    372,177.92x = 185,966,181,211.39
  5. Step 5: Solve for x
    x = 185,966,181,211.39/372,177.92
  6. Step 6: Final answer
    x = 499,670.11

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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.