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Finding the Fourth Proportional to 574,344.72, 860,984.82 and 254,326.14

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Solution

The fourth proportional to 574,344.72, 860,984.82 and 254,326.14 is: 381,253.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,344.72 : 860,984.82 = 254,326.14 : x
  2. Step 2: Convert to fraction form
    574,344.72/860,984.82 = 254,326.14/x
  3. Step 3: Cross multiply
    574,344.72x = 860,984.82 × 254,326.14
  4. Step 4: Simplify right side
    574,344.72x = 218,970,945,869.20
  5. Step 5: Solve for x
    x = 218,970,945,869.20/574,344.72
  6. Step 6: Final answer
    x = 381,253.52

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1.5x scale

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.