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Finding the Fourth Proportional to 655,446.75, 983,223.47 and 182,132.13

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Solution

The fourth proportional to 655,446.75, 983,223.47 and 182,132.13 is: 273,213.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,446.75 : 983,223.47 = 182,132.13 : x
  2. Step 2: Convert to fraction form
    655,446.75/983,223.47 = 182,132.13/x
  3. Step 3: Cross multiply
    655,446.75x = 983,223.47 × 182,132.13
  4. Step 4: Simplify right side
    655,446.75x = 179,076,583,946.43
  5. Step 5: Solve for x
    x = 179,076,583,946.43/655,446.75
  6. Step 6: Final answer
    x = 273,213.02

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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.