Home / 649,785.49-974,705.91-200,496.41

Finding the Fourth Proportional to 649,785.49, 974,705.91 and 200,496.41

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Solution

The fourth proportional to 649,785.49, 974,705.91 and 200,496.41 is: 300,753.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,785.49 : 974,705.91 = 200,496.41 : x
  2. Step 2: Convert to fraction form
    649,785.49/974,705.91 = 200,496.41/x
  3. Step 3: Cross multiply
    649,785.49x = 974,705.91 × 200,496.41
  4. Step 4: Simplify right side
    649,785.49x = 195,425,039,273.26
  5. Step 5: Solve for x
    x = 195,425,039,273.26/649,785.49
  6. Step 6: Final answer
    x = 300,753.16

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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.