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Finding the Fourth Proportional to 546,179.75, 753,419.34 and 341,876.03

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Solution

The fourth proportional to 546,179.75, 753,419.34 and 341,876.03 is: 471,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,179.75 : 753,419.34 = 341,876.03 : x
  2. Step 2: Convert to fraction form
    546,179.75/753,419.34 = 341,876.03/x
  3. Step 3: Cross multiply
    546,179.75x = 753,419.34 × 341,876.03
  4. Step 4: Simplify right side
    546,179.75x = 257,576,012,884.42
  5. Step 5: Solve for x
    x = 257,576,012,884.42/546,179.75
  6. Step 6: Final answer
    x = 471,595.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.