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Finding the Fourth Proportional to 468,801.29, 703,221.38 and 136,377.29

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Solution

The fourth proportional to 468,801.29, 703,221.38 and 136,377.29 is: 204,571.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,801.29 : 703,221.38 = 136,377.29 : x
  2. Step 2: Convert to fraction form
    468,801.29/703,221.38 = 136,377.29/x
  3. Step 3: Cross multiply
    468,801.29x = 703,221.38 × 136,377.29
  4. Step 4: Simplify right side
    468,801.29x = 95,903,426,074.46
  5. Step 5: Solve for x
    x = 95,903,426,074.46/468,801.29
  6. Step 6: Final answer
    x = 204,571.59

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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.