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Finding the Fourth Proportional to 655,612.67, 982,651.68 and 250,539.64

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Solution

The fourth proportional to 655,612.67, 982,651.68 and 250,539.64 is: 375,516.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,612.67 : 982,651.68 = 250,539.64 : x
  2. Step 2: Convert to fraction form
    655,612.67/982,651.68 = 250,539.64/x
  3. Step 3: Cross multiply
    655,612.67x = 982,651.68 × 250,539.64
  4. Step 4: Simplify right side
    655,612.67x = 246,193,198,152.60
  5. Step 5: Solve for x
    x = 246,193,198,152.60/655,612.67
  6. Step 6: Final answer
    x = 375,516.23

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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.