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Finding the Fourth Proportional to 361,224.58, 541,862.82 and 124,563.84

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Solution

The fourth proportional to 361,224.58, 541,862.82 and 124,563.84 is: 186,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,224.58 : 541,862.82 = 124,563.84 : x
  2. Step 2: Convert to fraction form
    361,224.58/541,862.82 = 124,563.84/x
  3. Step 3: Cross multiply
    361,224.58x = 541,862.82 × 124,563.84
  4. Step 4: Simplify right side
    361,224.58x = 67,496,513,612.43
  5. Step 5: Solve for x
    x = 67,496,513,612.43/361,224.58
  6. Step 6: Final answer
    x = 186,854.71

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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.