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Finding the Fourth Proportional to 376,400.59, 564,626.95 and 151,763.04

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Solution

The fourth proportional to 376,400.59, 564,626.95 and 151,763.04 is: 227,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,400.59 : 564,626.95 = 151,763.04 : x
  2. Step 2: Convert to fraction form
    376,400.59/564,626.95 = 151,763.04/x
  3. Step 3: Cross multiply
    376,400.59x = 564,626.95 × 151,763.04
  4. Step 4: Simplify right side
    376,400.59x = 85,689,502,018.52
  5. Step 5: Solve for x
    x = 85,689,502,018.52/376,400.59
  6. Step 6: Final answer
    x = 227,655.07

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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.