Home / 787,080-1,180,819.32-226,114.56

Finding the Fourth Proportional to 787,080, 1,180,819.32 and 226,114.56

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Solution

The fourth proportional to 787,080, 1,180,819.32 and 226,114.56 is: 339,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,080 : 1,180,819.32 = 226,114.56 : x
  2. Step 2: Convert to fraction form
    787,080/1,180,819.32 = 226,114.56/x
  3. Step 3: Cross multiply
    787,080x = 1,180,819.32 × 226,114.56
  4. Step 4: Simplify right side
    787,080x = 267,000,440,981.30
  5. Step 5: Solve for x
    x = 267,000,440,981.30/787,080
  6. Step 6: Final answer
    x = 339,229.10

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1.5x scale

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.