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Finding the Fourth Proportional to 655,002.68, 982,503.96 and 181,688.06

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Solution

The fourth proportional to 655,002.68, 982,503.96 and 181,688.06 is: 272,532.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,002.68 : 982,503.96 = 181,688.06 : x
  2. Step 2: Convert to fraction form
    655,002.68/982,503.96 = 181,688.06/x
  3. Step 3: Cross multiply
    655,002.68x = 982,503.96 × 181,688.06
  4. Step 4: Simplify right side
    655,002.68x = 178,509,238,434.72
  5. Step 5: Solve for x
    x = 178,509,238,434.72/655,002.68
  6. Step 6: Final answer
    x = 272,532.07

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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.