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Finding the Fourth Proportional to 655,255.80, 982,884.24 and 181,941.12

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Solution

The fourth proportional to 655,255.80, 982,884.24 and 181,941.12 is: 272,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,255.80 : 982,884.24 = 181,941.12 : x
  2. Step 2: Convert to fraction form
    655,255.80/982,884.24 = 181,941.12/x
  3. Step 3: Cross multiply
    655,255.80x = 982,884.24 × 181,941.12
  4. Step 4: Simplify right side
    655,255.80x = 178,827,059,455.95
  5. Step 5: Solve for x
    x = 178,827,059,455.95/655,255.80
  6. Step 6: Final answer
    x = 272,911.83

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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.