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Finding the Fourth Proportional to 377,687.28, 566,662.08 and 167,472.72

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Solution

The fourth proportional to 377,687.28, 566,662.08 and 167,472.72 is: 251,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,687.28 : 566,662.08 = 167,472.72 : x
  2. Step 2: Convert to fraction form
    377,687.28/566,662.08 = 167,472.72/x
  3. Step 3: Cross multiply
    377,687.28x = 566,662.08 × 167,472.72
  4. Step 4: Simplify right side
    377,687.28x = 94,900,439,858.46
  5. Step 5: Solve for x
    x = 94,900,439,858.46/377,687.28
  6. Step 6: Final answer
    x = 251,267.24

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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.