Home / 676,836.76-1,014,540.72-227,131.24

Finding the Fourth Proportional to 676,836.76, 1,014,540.72 and 227,131.24

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Solution

The fourth proportional to 676,836.76, 1,014,540.72 and 227,131.24 is: 340,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,836.76 : 1,014,540.72 = 227,131.24 : x
  2. Step 2: Convert to fraction form
    676,836.76/1,014,540.72 = 227,131.24/x
  3. Step 3: Cross multiply
    676,836.76x = 1,014,540.72 × 227,131.24
  4. Step 4: Simplify right side
    676,836.76x = 230,433,891,764.09
  5. Step 5: Solve for x
    x = 230,433,891,764.09/676,836.76
  6. Step 6: Final answer
    x = 340,457.12

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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.