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Finding the Fourth Proportional to 341,108.43, 511,663.89 and 104,450.15

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Solution

The fourth proportional to 341,108.43, 511,663.89 and 104,450.15 is: 156,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,108.43 : 511,663.89 = 104,450.15 : x
  2. Step 2: Convert to fraction form
    341,108.43/511,663.89 = 104,450.15/x
  3. Step 3: Cross multiply
    341,108.43x = 511,663.89 × 104,450.15
  4. Step 4: Simplify right side
    341,108.43x = 53,443,369,537.83
  5. Step 5: Solve for x
    x = 53,443,369,537.83/341,108.43
  6. Step 6: Final answer
    x = 156,675.60

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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.