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Finding the Fourth Proportional to 376,052.68, 564,023.60 and 123,359.86

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Solution

The fourth proportional to 376,052.68, 564,023.60 and 123,359.86 is: 185,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,052.68 : 564,023.60 = 123,359.86 : x
  2. Step 2: Convert to fraction form
    376,052.68/564,023.60 = 123,359.86/x
  3. Step 3: Cross multiply
    376,052.68x = 564,023.60 × 123,359.86
  4. Step 4: Simplify right side
    376,052.68x = 69,577,873,577.42
  5. Step 5: Solve for x
    x = 69,577,873,577.42/376,052.68
  6. Step 6: Final answer
    x = 185,021.62

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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.