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Finding the Fourth Proportional to 655,949.24, 984,060 and 276,873.15

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Solution

The fourth proportional to 655,949.24, 984,060 and 276,873.15 is: 415,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,949.24 : 984,060 = 276,873.15 : x
  2. Step 2: Convert to fraction form
    655,949.24/984,060 = 276,873.15/x
  3. Step 3: Cross multiply
    655,949.24x = 984,060 × 276,873.15
  4. Step 4: Simplify right side
    655,949.24x = 272,459,791,989.00
  5. Step 5: Solve for x
    x = 272,459,791,989.00/655,949.24
  6. Step 6: Final answer
    x = 415,367.19

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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.