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Finding the Fourth Proportional to 454,322.57, 626,969.42 and 250,380.93

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Solution

The fourth proportional to 454,322.57, 626,969.42 and 250,380.93 is: 345,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,322.57 : 626,969.42 = 250,380.93 : x
  2. Step 2: Convert to fraction form
    454,322.57/626,969.42 = 250,380.93/x
  3. Step 3: Cross multiply
    454,322.57x = 626,969.42 × 250,380.93
  4. Step 4: Simplify right side
    454,322.57x = 156,981,185,209.26
  5. Step 5: Solve for x
    x = 156,981,185,209.26/454,322.57
  6. Step 6: Final answer
    x = 345,528.04

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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.