Home / 488,787.69-674,566.97-271,064.55

Finding the Fourth Proportional to 488,787.69, 674,566.97 and 271,064.55

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Solution

The fourth proportional to 488,787.69, 674,566.97 and 271,064.55 is: 374,091.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,787.69 : 674,566.97 = 271,064.55 : x
  2. Step 2: Convert to fraction form
    488,787.69/674,566.97 = 271,064.55/x
  3. Step 3: Cross multiply
    488,787.69x = 674,566.97 × 271,064.55
  4. Step 4: Simplify right side
    488,787.69x = 182,851,193,342.22
  5. Step 5: Solve for x
    x = 182,851,193,342.22/488,787.69
  6. Step 6: Final answer
    x = 374,091.24

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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.