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Finding the Fourth Proportional to 341,175.66, 511,876.74 and 104,520.66

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Solution

The fourth proportional to 341,175.66, 511,876.74 and 104,520.66 is: 156,815.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,175.66 : 511,876.74 = 104,520.66 : x
  2. Step 2: Convert to fraction form
    341,175.66/511,876.74 = 104,520.66/x
  3. Step 3: Cross multiply
    341,175.66x = 511,876.74 × 104,520.66
  4. Step 4: Simplify right side
    341,175.66x = 53,501,694,703.45
  5. Step 5: Solve for x
    x = 53,501,694,703.45/341,175.66
  6. Step 6: Final answer
    x = 156,815.68

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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.