Home / 649,971.92-974,255.34-270,790.94

Finding the Fourth Proportional to 649,971.92, 974,255.34 and 270,790.94

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Solution

The fourth proportional to 649,971.92, 974,255.34 and 270,790.94 is: 405,893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,971.92 : 974,255.34 = 270,790.94 : x
  2. Step 2: Convert to fraction form
    649,971.92/974,255.34 = 270,790.94/x
  3. Step 3: Cross multiply
    649,971.92x = 974,255.34 × 270,790.94
  4. Step 4: Simplify right side
    649,971.92x = 263,819,519,318.62
  5. Step 5: Solve for x
    x = 263,819,519,318.62/649,971.92
  6. Step 6: Final answer
    x = 405,893.72

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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.