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Finding the Fourth Proportional to 431,461.14, 595,400.12 and 250,180.71

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Solution

The fourth proportional to 431,461.14, 595,400.12 and 250,180.71 is: 345,239.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,461.14 : 595,400.12 = 250,180.71 : x
  2. Step 2: Convert to fraction form
    431,461.14/595,400.12 = 250,180.71/x
  3. Step 3: Cross multiply
    431,461.14x = 595,400.12 × 250,180.71
  4. Step 4: Simplify right side
    431,461.14x = 148,957,625,381.14
  5. Step 5: Solve for x
    x = 148,957,625,381.14/431,461.14
  6. Step 6: Final answer
    x = 345,239.96

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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.