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Finding the Fourth Proportional to 376,303.92, 564,474.50 and 151,634.28

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Solution

The fourth proportional to 376,303.92, 564,474.50 and 151,634.28 is: 227,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,303.92 : 564,474.50 = 151,634.28 : x
  2. Step 2: Convert to fraction form
    376,303.92/564,474.50 = 151,634.28/x
  3. Step 3: Cross multiply
    376,303.92x = 564,474.50 × 151,634.28
  4. Step 4: Simplify right side
    376,303.92x = 85,593,684,385.86
  5. Step 5: Solve for x
    x = 85,593,684,385.86/376,303.92
  6. Step 6: Final answer
    x = 227,458.92

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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.