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Finding the Fourth Proportional to 541,145.52, 746,674.65 and 299,382.93

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Solution

The fourth proportional to 541,145.52, 746,674.65 and 299,382.93 is: 413,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,145.52 : 746,674.65 = 299,382.93 : x
  2. Step 2: Convert to fraction form
    541,145.52/746,674.65 = 299,382.93/x
  3. Step 3: Cross multiply
    541,145.52x = 746,674.65 × 299,382.93
  4. Step 4: Simplify right side
    541,145.52x = 223,541,644,473.73
  5. Step 5: Solve for x
    x = 223,541,644,473.73/541,145.52
  6. Step 6: Final answer
    x = 413,089.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.