Home / 898,134.30-1,347,201.45-853,847.55

Finding the Fourth Proportional to 898,134.30, 1,347,201.45 and 853,847.55

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Solution

The fourth proportional to 898,134.30, 1,347,201.45 and 853,847.55 is: 1,280,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,134.30 : 1,347,201.45 = 853,847.55 : x
  2. Step 2: Convert to fraction form
    898,134.30/1,347,201.45 = 853,847.55/x
  3. Step 3: Cross multiply
    898,134.30x = 1,347,201.45 × 853,847.55
  4. Step 4: Simplify right side
    898,134.30x = 1,150,304,657,438.95
  5. Step 5: Solve for x
    x = 1,150,304,657,438.95/898,134.30
  6. Step 6: Final answer
    x = 1,280,771.33

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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.