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Finding the Fourth Proportional to 296,654.38, 445,002.33 and 146,854.45

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Solution

The fourth proportional to 296,654.38, 445,002.33 and 146,854.45 is: 220,291.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,654.38 : 445,002.33 = 146,854.45 : x
  2. Step 2: Convert to fraction form
    296,654.38/445,002.33 = 146,854.45/x
  3. Step 3: Cross multiply
    296,654.38x = 445,002.33 × 146,854.45
  4. Step 4: Simplify right side
    296,654.38x = 65,350,572,053.73
  5. Step 5: Solve for x
    x = 65,350,572,053.73/296,654.38
  6. Step 6: Final answer
    x = 220,291.95

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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.