Home / 329,227.20-493,862.40-92,577.60

Finding the Fourth Proportional to 329,227.20, 493,862.40 and 92,577.60

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Solution

The fourth proportional to 329,227.20, 493,862.40 and 92,577.60 is: 138,872.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,227.20 : 493,862.40 = 92,577.60 : x
  2. Step 2: Convert to fraction form
    329,227.20/493,862.40 = 92,577.60/x
  3. Step 3: Cross multiply
    329,227.20x = 493,862.40 × 92,577.60
  4. Step 4: Simplify right side
    329,227.20x = 45,720,595,722.24
  5. Step 5: Solve for x
    x = 45,720,595,722.24/329,227.20
  6. Step 6: Final answer
    x = 138,872.47

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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.