Home / 1,012,874.28-1,397,742.66-560,155.56

Finding the Fourth Proportional to 1,012,874.28, 1,397,742.66 and 560,155.56

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Solution

The fourth proportional to 1,012,874.28, 1,397,742.66 and 560,155.56 is: 773,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,874.28 : 1,397,742.66 = 560,155.56 : x
  2. Step 2: Convert to fraction form
    1,012,874.28/1,397,742.66 = 560,155.56/x
  3. Step 3: Cross multiply
    1,012,874.28x = 1,397,742.66 × 560,155.56
  4. Step 4: Simplify right side
    1,012,874.28x = 782,953,322,448.19
  5. Step 5: Solve for x
    x = 782,953,322,448.19/1,012,874.28
  6. Step 6: Final answer
    x = 773,001.48

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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.