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Finding the Fourth Proportional to 431,494.93, 595,391.88 and 250,132.57

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Solution

The fourth proportional to 431,494.93, 595,391.88 and 250,132.57 is: 345,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,494.93 : 595,391.88 = 250,132.57 : x
  2. Step 2: Convert to fraction form
    431,494.93/595,391.88 = 250,132.57/x
  3. Step 3: Cross multiply
    431,494.93x = 595,391.88 × 250,132.57
  4. Step 4: Simplify right side
    431,494.93x = 148,926,901,101.53
  5. Step 5: Solve for x
    x = 148,926,901,101.53/431,494.93
  6. Step 6: Final answer
    x = 345,141.72

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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.