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Finding the Fourth Proportional to 431,516.60, 595,524.48 and 250,290.44

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Solution

The fourth proportional to 431,516.60, 595,524.48 and 250,290.44 is: 345,419.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,516.60 : 595,524.48 = 250,290.44 : x
  2. Step 2: Convert to fraction form
    431,516.60/595,524.48 = 250,290.44/x
  3. Step 3: Cross multiply
    431,516.60x = 595,524.48 × 250,290.44
  4. Step 4: Simplify right side
    431,516.60x = 149,054,084,129.97
  5. Step 5: Solve for x
    x = 149,054,084,129.97/431,516.60
  6. Step 6: Final answer
    x = 345,419.12

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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.