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Finding the Fourth Proportional to 293,407.20, 440,110.80 and 93,734.10

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Solution

The fourth proportional to 293,407.20, 440,110.80 and 93,734.10 is: 140,601.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,407.20 : 440,110.80 = 93,734.10 : x
  2. Step 2: Convert to fraction form
    293,407.20/440,110.80 = 93,734.10/x
  3. Step 3: Cross multiply
    293,407.20x = 440,110.80 × 93,734.10
  4. Step 4: Simplify right side
    293,407.20x = 41,253,389,738.28
  5. Step 5: Solve for x
    x = 41,253,389,738.28/293,407.20
  6. Step 6: Final answer
    x = 140,601.15

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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.