Home / 725,174.92-1,000,419.42-483,221.44

Finding the Fourth Proportional to 725,174.92, 1,000,419.42 and 483,221.44

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Solution

The fourth proportional to 725,174.92, 1,000,419.42 and 483,221.44 is: 666,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,174.92 : 1,000,419.42 = 483,221.44 : x
  2. Step 2: Convert to fraction form
    725,174.92/1,000,419.42 = 483,221.44/x
  3. Step 3: Cross multiply
    725,174.92x = 1,000,419.42 × 483,221.44
  4. Step 4: Simplify right side
    725,174.92x = 483,424,112,736.37
  5. Step 5: Solve for x
    x = 483,424,112,736.37/725,174.92
  6. Step 6: Final answer
    x = 666,631.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.