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Finding the Fourth Proportional to 341,734.29, 512,615.67 and 117,249.13

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Solution

The fourth proportional to 341,734.29, 512,615.67 and 117,249.13 is: 175,878.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,734.29 : 512,615.67 = 117,249.13 : x
  2. Step 2: Convert to fraction form
    341,734.29/512,615.67 = 117,249.13/x
  3. Step 3: Cross multiply
    341,734.29x = 512,615.67 × 117,249.13
  4. Step 4: Simplify right side
    341,734.29x = 60,103,741,331.87
  5. Step 5: Solve for x
    x = 60,103,741,331.87/341,734.29
  6. Step 6: Final answer
    x = 175,878.58

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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.