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Finding the Fourth Proportional to 468,771.10, 702,949.29 and 136,373.02

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Solution

The fourth proportional to 468,771.10, 702,949.29 and 136,373.02 is: 204,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,771.10 : 702,949.29 = 136,373.02 : x
  2. Step 2: Convert to fraction form
    468,771.10/702,949.29 = 136,373.02/x
  3. Step 3: Cross multiply
    468,771.10x = 702,949.29 × 136,373.02
  4. Step 4: Simplify right side
    468,771.10x = 95,863,317,584.16
  5. Step 5: Solve for x
    x = 95,863,317,584.16/468,771.10
  6. Step 6: Final answer
    x = 204,499.21

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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.