Home / 649,713.24-974,274.66-200,350.44

Finding the Fourth Proportional to 649,713.24, 974,274.66 and 200,350.44

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Solution

The fourth proportional to 649,713.24, 974,274.66 and 200,350.44 is: 300,434.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,713.24 : 974,274.66 = 200,350.44 : x
  2. Step 2: Convert to fraction form
    649,713.24/974,274.66 = 200,350.44/x
  3. Step 3: Cross multiply
    649,713.24x = 974,274.66 × 200,350.44
  4. Step 4: Simplify right side
    649,713.24x = 195,196,356,811.85
  5. Step 5: Solve for x
    x = 195,196,356,811.85/649,713.24
  6. Step 6: Final answer
    x = 300,434.63

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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.