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Finding the Fourth Proportional to 655,229.64, 982,734.84 and 181,962.84

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Solution

The fourth proportional to 655,229.64, 982,734.84 and 181,962.84 is: 272,913.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,229.64 : 982,734.84 = 181,962.84 : x
  2. Step 2: Convert to fraction form
    655,229.64/982,734.84 = 181,962.84/x
  3. Step 3: Cross multiply
    655,229.64x = 982,734.84 × 181,962.84
  4. Step 4: Simplify right side
    655,229.64x = 178,821,222,453.35
  5. Step 5: Solve for x
    x = 178,821,222,453.35/655,229.64
  6. Step 6: Final answer
    x = 272,913.82

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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.