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Finding the Fourth Proportional to 655,084.13, 982,626.64 and 181,769.94

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Solution

The fourth proportional to 655,084.13, 982,626.64 and 181,769.94 is: 272,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,084.13 : 982,626.64 = 181,769.94 : x
  2. Step 2: Convert to fraction form
    655,084.13/982,626.64 = 181,769.94/x
  3. Step 3: Cross multiply
    655,084.13x = 982,626.64 × 181,769.94
  4. Step 4: Simplify right side
    655,084.13x = 178,611,985,963.23
  5. Step 5: Solve for x
    x = 178,611,985,963.23/655,084.13
  6. Step 6: Final answer
    x = 272,655.04

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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.