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Finding the Fourth Proportional to 541,510.44, 813,011.04 and 275,451

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Solution

The fourth proportional to 541,510.44, 813,011.04 and 275,451 is: 413,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,510.44 : 813,011.04 = 275,451 : x
  2. Step 2: Convert to fraction form
    541,510.44/813,011.04 = 275,451/x
  3. Step 3: Cross multiply
    541,510.44x = 813,011.04 × 275,451
  4. Step 4: Simplify right side
    541,510.44x = 223,944,703,979.04
  5. Step 5: Solve for x
    x = 223,944,703,979.04/541,510.44
  6. Step 6: Final answer
    x = 413,555.65

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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.