Home / 725,082.80-1,087,192.20-444,801.20

Finding the Fourth Proportional to 725,082.80, 1,087,192.20 and 444,801.20

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Solution

The fourth proportional to 725,082.80, 1,087,192.20 and 444,801.20 is: 666,936.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,082.80 : 1,087,192.20 = 444,801.20 : x
  2. Step 2: Convert to fraction form
    725,082.80/1,087,192.20 = 444,801.20/x
  3. Step 3: Cross multiply
    725,082.80x = 1,087,192.20 × 444,801.20
  4. Step 4: Simplify right side
    725,082.80x = 483,584,395,190.64
  5. Step 5: Solve for x
    x = 483,584,395,190.64/725,082.80
  6. Step 6: Final answer
    x = 666,936.79

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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.