Home / 750,872.46-1,119,610.93-667,416.54

Finding the Fourth Proportional to 750,872.46, 1,119,610.93 and 667,416.54

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Solution

The fourth proportional to 750,872.46, 1,119,610.93 and 667,416.54 is: 995,171.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,872.46 : 1,119,610.93 = 667,416.54 : x
  2. Step 2: Convert to fraction form
    750,872.46/1,119,610.93 = 667,416.54/x
  3. Step 3: Cross multiply
    750,872.46x = 1,119,610.93 × 667,416.54
  4. Step 4: Simplify right side
    750,872.46x = 747,246,851,378.24
  5. Step 5: Solve for x
    x = 747,246,851,378.24/750,872.46
  6. Step 6: Final answer
    x = 995,171.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.