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Finding the Fourth Proportional to 375,890.46, 518,825.97 and 232,565.82

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Solution

The fourth proportional to 375,890.46, 518,825.97 and 232,565.82 is: 321,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,890.46 : 518,825.97 = 232,565.82 : x
  2. Step 2: Convert to fraction form
    375,890.46/518,825.97 = 232,565.82/x
  3. Step 3: Cross multiply
    375,890.46x = 518,825.97 × 232,565.82
  4. Step 4: Simplify right side
    375,890.46x = 120,661,187,150.35
  5. Step 5: Solve for x
    x = 120,661,187,150.35/375,890.46
  6. Step 6: Final answer
    x = 321,000.93

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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.