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Finding the Fourth Proportional to 416,068.43, 574,172.48 and 225,080.15

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Solution

The fourth proportional to 416,068.43, 574,172.48 and 225,080.15 is: 310,609.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,068.43 : 574,172.48 = 225,080.15 : x
  2. Step 2: Convert to fraction form
    416,068.43/574,172.48 = 225,080.15/x
  3. Step 3: Cross multiply
    416,068.43x = 574,172.48 × 225,080.15
  4. Step 4: Simplify right side
    416,068.43x = 129,234,825,616.11
  5. Step 5: Solve for x
    x = 129,234,825,616.11/416,068.43
  6. Step 6: Final answer
    x = 310,609.55

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1.5x scale

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.