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Finding the Fourth Proportional to 377,796.49, 566,691.29 and 153,103.50

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Solution

The fourth proportional to 377,796.49, 566,691.29 and 153,103.50 is: 229,653.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,796.49 : 566,691.29 = 153,103.50 : x
  2. Step 2: Convert to fraction form
    377,796.49/566,691.29 = 153,103.50/x
  3. Step 3: Cross multiply
    377,796.49x = 566,691.29 × 153,103.50
  4. Step 4: Simplify right side
    377,796.49x = 86,762,419,727.14
  5. Step 5: Solve for x
    x = 86,762,419,727.14/377,796.49
  6. Step 6: Final answer
    x = 229,653.85

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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.