Home / 649,902.27-974,942.11-270,734.31

Finding the Fourth Proportional to 649,902.27, 974,942.11 and 270,734.31

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Solution

The fourth proportional to 649,902.27, 974,942.11 and 270,734.31 is: 406,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,902.27 : 974,942.11 = 270,734.31 : x
  2. Step 2: Convert to fraction form
    649,902.27/974,942.11 = 270,734.31/x
  3. Step 3: Cross multiply
    649,902.27x = 974,942.11 × 270,734.31
  4. Step 4: Simplify right side
    649,902.27x = 263,950,279,440.79
  5. Step 5: Solve for x
    x = 263,950,279,440.79/649,902.27
  6. Step 6: Final answer
    x = 406,138.42

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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.