Home / 699,612.88-1,049,161.72-250,211.92

Finding the Fourth Proportional to 699,612.88, 1,049,161.72 and 250,211.92

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Solution

The fourth proportional to 699,612.88, 1,049,161.72 and 250,211.92 is: 375,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,612.88 : 1,049,161.72 = 250,211.92 : x
  2. Step 2: Convert to fraction form
    699,612.88/1,049,161.72 = 250,211.92/x
  3. Step 3: Cross multiply
    699,612.88x = 1,049,161.72 × 250,211.92
  4. Step 4: Simplify right side
    699,612.88x = 262,512,768,351.70
  5. Step 5: Solve for x
    x = 262,512,768,351.70/699,612.88
  6. Step 6: Final answer
    x = 375,225.75

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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.