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Finding the Fourth Proportional to 450,472.28, 674,997.12 and 365,820.52

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Solution

The fourth proportional to 450,472.28, 674,997.12 and 365,820.52 is: 548,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,472.28 : 674,997.12 = 365,820.52 : x
  2. Step 2: Convert to fraction form
    450,472.28/674,997.12 = 365,820.52/x
  3. Step 3: Cross multiply
    450,472.28x = 674,997.12 × 365,820.52
  4. Step 4: Simplify right side
    450,472.28x = 246,927,797,436.90
  5. Step 5: Solve for x
    x = 246,927,797,436.90/450,472.28
  6. Step 6: Final answer
    x = 548,153.15

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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.