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Finding the Fourth Proportional to 632,528.39, 948,791.42 and 206,063.71

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Solution

The fourth proportional to 632,528.39, 948,791.42 and 206,063.71 is: 309,095.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,528.39 : 948,791.42 = 206,063.71 : x
  2. Step 2: Convert to fraction form
    632,528.39/948,791.42 = 206,063.71/x
  3. Step 3: Cross multiply
    632,528.39x = 948,791.42 × 206,063.71
  4. Step 4: Simplify right side
    632,528.39x = 195,511,479,885.16
  5. Step 5: Solve for x
    x = 195,511,479,885.16/632,528.39
  6. Step 6: Final answer
    x = 309,095.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.