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Finding the Fourth Proportional to 468,799.17, 703,218.19 and 136,375.17

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Solution

The fourth proportional to 468,799.17, 703,218.19 and 136,375.17 is: 204,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,799.17 : 703,218.19 = 136,375.17 : x
  2. Step 2: Convert to fraction form
    468,799.17/703,218.19 = 136,375.17/x
  3. Step 3: Cross multiply
    468,799.17x = 703,218.19 × 136,375.17
  4. Step 4: Simplify right side
    468,799.17x = 95,901,500,208.34
  5. Step 5: Solve for x
    x = 95,901,500,208.34/468,799.17
  6. Step 6: Final answer
    x = 204,568.41

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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.