Home / 374,747.92-517,139.24-213,654.85

Finding the Fourth Proportional to 374,747.92, 517,139.24 and 213,654.85

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Solution

The fourth proportional to 374,747.92, 517,139.24 and 213,654.85 is: 294,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,747.92 : 517,139.24 = 213,654.85 : x
  2. Step 2: Convert to fraction form
    374,747.92/517,139.24 = 213,654.85/x
  3. Step 3: Cross multiply
    374,747.92x = 517,139.24 × 213,654.85
  4. Step 4: Simplify right side
    374,747.92x = 110,489,304,390.19
  5. Step 5: Solve for x
    x = 110,489,304,390.19/374,747.92
  6. Step 6: Final answer
    x = 294,836.34

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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.