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Finding the Fourth Proportional to 416,626.68, 574,980.22 and 235,371.88

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Solution

The fourth proportional to 416,626.68, 574,980.22 and 235,371.88 is: 324,833.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,626.68 : 574,980.22 = 235,371.88 : x
  2. Step 2: Convert to fraction form
    416,626.68/574,980.22 = 235,371.88/x
  3. Step 3: Cross multiply
    416,626.68x = 574,980.22 × 235,371.88
  4. Step 4: Simplify right side
    416,626.68x = 135,334,175,344.21
  5. Step 5: Solve for x
    x = 135,334,175,344.21/416,626.68
  6. Step 6: Final answer
    x = 324,833.19

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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.