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Finding the Fourth Proportional to 503,449.70, 754,872.96 and 341,542.58

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Solution

The fourth proportional to 503,449.70, 754,872.96 and 341,542.58 is: 512,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,449.70 : 754,872.96 = 341,542.58 : x
  2. Step 2: Convert to fraction form
    503,449.70/754,872.96 = 341,542.58/x
  3. Step 3: Cross multiply
    503,449.70x = 754,872.96 × 341,542.58
  4. Step 4: Simplify right side
    503,449.70x = 257,821,258,330.64
  5. Step 5: Solve for x
    x = 257,821,258,330.64/503,449.70
  6. Step 6: Final answer
    x = 512,109.27

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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.