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Finding the Fourth Proportional to 494,565.39, 740,694.42 and 361,114.65

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Solution

The fourth proportional to 494,565.39, 740,694.42 and 361,114.65 is: 540,829.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,565.39 : 740,694.42 = 361,114.65 : x
  2. Step 2: Convert to fraction form
    494,565.39/740,694.42 = 361,114.65/x
  3. Step 3: Cross multiply
    494,565.39x = 740,694.42 × 361,114.65
  4. Step 4: Simplify right side
    494,565.39x = 267,475,606,235.25
  5. Step 5: Solve for x
    x = 267,475,606,235.25/494,565.39
  6. Step 6: Final answer
    x = 540,829.61

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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.