Home / 996,215.19-1,374,765.53-560,630.86

Finding the Fourth Proportional to 996,215.19, 1,374,765.53 and 560,630.86

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Solution

The fourth proportional to 996,215.19, 1,374,765.53 and 560,630.86 is: 773,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,215.19 : 1,374,765.53 = 560,630.86 : x
  2. Step 2: Convert to fraction form
    996,215.19/1,374,765.53 = 560,630.86/x
  3. Step 3: Cross multiply
    996,215.19x = 1,374,765.53 × 560,630.86
  4. Step 4: Simplify right side
    996,215.19x = 770,735,981,382.26
  5. Step 5: Solve for x
    x = 770,735,981,382.26/996,215.19
  6. Step 6: Final answer
    x = 773,664.15

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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.