Home / 724,136.16-1,086,204.16-225,539.04

Finding the Fourth Proportional to 724,136.16, 1,086,204.16 and 225,539.04

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Solution

The fourth proportional to 724,136.16, 1,086,204.16 and 225,539.04 is: 338,308.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,136.16 : 1,086,204.16 = 225,539.04 : x
  2. Step 2: Convert to fraction form
    724,136.16/1,086,204.16 = 225,539.04/x
  3. Step 3: Cross multiply
    724,136.16x = 1,086,204.16 × 225,539.04
  4. Step 4: Simplify right side
    724,136.16x = 244,981,443,490.41
  5. Step 5: Solve for x
    x = 244,981,443,490.41/724,136.16
  6. Step 6: Final answer
    x = 338,308.54

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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.