Home / 996,120.60-1,374,540.43-560,530.34

Finding the Fourth Proportional to 996,120.60, 1,374,540.43 and 560,530.34

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Solution

The fourth proportional to 996,120.60, 1,374,540.43 and 560,530.34 is: 773,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,120.60 : 1,374,540.43 = 560,530.34 : x
  2. Step 2: Convert to fraction form
    996,120.60/1,374,540.43 = 560,530.34/x
  3. Step 3: Cross multiply
    996,120.60x = 1,374,540.43 × 560,530.34
  4. Step 4: Simplify right side
    996,120.60x = 770,471,614,571.65
  5. Step 5: Solve for x
    x = 770,471,614,571.65/996,120.60
  6. Step 6: Final answer
    x = 773,472.22

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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.