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Finding the Fourth Proportional to 801,568.92, 1,203,163.57 and 710,978.29

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Solution

The fourth proportional to 801,568.92, 1,203,163.57 and 710,978.29 is: 1,067,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,568.92 : 1,203,163.57 = 710,978.29 : x
  2. Step 2: Convert to fraction form
    801,568.92/1,203,163.57 = 710,978.29/x
  3. Step 3: Cross multiply
    801,568.92x = 1,203,163.57 × 710,978.29
  4. Step 4: Simplify right side
    801,568.92x = 855,423,175,469.71
  5. Step 5: Solve for x
    x = 855,423,175,469.71/801,568.92
  6. Step 6: Final answer
    x = 1,067,186.05

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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.