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Finding the Fourth Proportional to 341,694.60, 512,489.10 and 117,003.40

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Solution

The fourth proportional to 341,694.60, 512,489.10 and 117,003.40 is: 175,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,694.60 : 512,489.10 = 117,003.40 : x
  2. Step 2: Convert to fraction form
    341,694.60/512,489.10 = 117,003.40/x
  3. Step 3: Cross multiply
    341,694.60x = 512,489.10 × 117,003.40
  4. Step 4: Simplify right side
    341,694.60x = 59,962,967,162.94
  5. Step 5: Solve for x
    x = 59,962,967,162.94/341,694.60
  6. Step 6: Final answer
    x = 175,487.02

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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.