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Finding the Fourth Proportional to 341,330.49, 511,976.57 and 104,672.52

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Solution

The fourth proportional to 341,330.49, 511,976.57 and 104,672.52 is: 157,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,330.49 : 511,976.57 = 104,672.52 : x
  2. Step 2: Convert to fraction form
    341,330.49/511,976.57 = 104,672.52/x
  3. Step 3: Cross multiply
    341,330.49x = 511,976.57 × 104,672.52
  4. Step 4: Simplify right side
    341,330.49x = 53,589,877,239.49
  5. Step 5: Solve for x
    x = 53,589,877,239.49/341,330.49
  6. Step 6: Final answer
    x = 157,002.90

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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.