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Finding the Fourth Proportional to 224,700.40, 336,059.16 and 199,914.40

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Solution

The fourth proportional to 224,700.40, 336,059.16 and 199,914.40 is: 298,989.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,700.40 : 336,059.16 = 199,914.40 : x
  2. Step 2: Convert to fraction form
    224,700.40/336,059.16 = 199,914.40/x
  3. Step 3: Cross multiply
    224,700.40x = 336,059.16 × 199,914.40
  4. Step 4: Simplify right side
    224,700.40x = 67,183,065,335.90
  5. Step 5: Solve for x
    x = 67,183,065,335.90/224,700.40
  6. Step 6: Final answer
    x = 298,989.52

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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.