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Finding the Fourth Proportional to 577,425.70, 866,138.55 and 364,849.30

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Solution

The fourth proportional to 577,425.70, 866,138.55 and 364,849.30 is: 547,273.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,425.70 : 866,138.55 = 364,849.30 : x
  2. Step 2: Convert to fraction form
    577,425.70/866,138.55 = 364,849.30/x
  3. Step 3: Cross multiply
    577,425.70x = 866,138.55 × 364,849.30
  4. Step 4: Simplify right side
    577,425.70x = 316,010,043,670.52
  5. Step 5: Solve for x
    x = 316,010,043,670.52/577,425.70
  6. Step 6: Final answer
    x = 547,273.95

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Similar ratio
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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.