Home / 649,609.92-974,494.08-275,506.56

Finding the Fourth Proportional to 649,609.92, 974,494.08 and 275,506.56

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Solution

The fourth proportional to 649,609.92, 974,494.08 and 275,506.56 is: 413,293.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,609.92 : 974,494.08 = 275,506.56 : x
  2. Step 2: Convert to fraction form
    649,609.92/974,494.08 = 275,506.56/x
  3. Step 3: Cross multiply
    649,609.92x = 974,494.08 × 275,506.56
  4. Step 4: Simplify right side
    649,609.92x = 268,479,511,721.17
  5. Step 5: Solve for x
    x = 268,479,511,721.17/649,609.92
  6. Step 6: Final answer
    x = 413,293.43

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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.