Home / 681,581.76-1,022,827.68-238,349.76

Finding the Fourth Proportional to 681,581.76, 1,022,827.68 and 238,349.76

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Solution

The fourth proportional to 681,581.76, 1,022,827.68 and 238,349.76 is: 357,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,581.76 : 1,022,827.68 = 238,349.76 : x
  2. Step 2: Convert to fraction form
    681,581.76/1,022,827.68 = 238,349.76/x
  3. Step 3: Cross multiply
    681,581.76x = 1,022,827.68 × 238,349.76
  4. Step 4: Simplify right side
    681,581.76x = 243,790,732,049.36
  5. Step 5: Solve for x
    x = 243,790,732,049.36/681,581.76
  6. Step 6: Final answer
    x = 357,683.77

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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.