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Finding the Fourth Proportional to 341,203.92, 511,586.90 and 141,662.04

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Solution

The fourth proportional to 341,203.92, 511,586.90 and 141,662.04 is: 212,402.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,203.92 : 511,586.90 = 141,662.04 : x
  2. Step 2: Convert to fraction form
    341,203.92/511,586.90 = 141,662.04/x
  3. Step 3: Cross multiply
    341,203.92x = 511,586.90 × 141,662.04
  4. Step 4: Simplify right side
    341,203.92x = 72,472,443,891.28
  5. Step 5: Solve for x
    x = 72,472,443,891.28/341,203.92
  6. Step 6: Final answer
    x = 212,402.14

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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.