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Finding the Fourth Proportional to 803,232.32, 1,204,791.52 and 376,861.76

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Solution

The fourth proportional to 803,232.32, 1,204,791.52 and 376,861.76 is: 565,265.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,232.32 : 1,204,791.52 = 376,861.76 : x
  2. Step 2: Convert to fraction form
    803,232.32/1,204,791.52 = 376,861.76/x
  3. Step 3: Cross multiply
    803,232.32x = 1,204,791.52 × 376,861.76
  4. Step 4: Simplify right side
    803,232.32x = 454,039,852,660.28
  5. Step 5: Solve for x
    x = 454,039,852,660.28/803,232.32
  6. Step 6: Final answer
    x = 565,265.92

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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.