Home / 699,781.28-1,049,559.42-250,418.48

Finding the Fourth Proportional to 699,781.28, 1,049,559.42 and 250,418.48

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Solution

The fourth proportional to 699,781.28, 1,049,559.42 and 250,418.48 is: 375,587.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,781.28 : 1,049,559.42 = 250,418.48 : x
  2. Step 2: Convert to fraction form
    699,781.28/1,049,559.42 = 250,418.48/x
  3. Step 3: Cross multiply
    699,781.28x = 1,049,559.42 × 250,418.48
  4. Step 4: Simplify right side
    699,781.28x = 262,829,074,626.08
  5. Step 5: Solve for x
    x = 262,829,074,626.08/699,781.28
  6. Step 6: Final answer
    x = 375,587.46

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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.