Home / 454,816.30-682,224.45-155,270.20

Finding the Fourth Proportional to 454,816.30, 682,224.45 and 155,270.20

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Solution

The fourth proportional to 454,816.30, 682,224.45 and 155,270.20 is: 232,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,816.30 : 682,224.45 = 155,270.20 : x
  2. Step 2: Convert to fraction form
    454,816.30/682,224.45 = 155,270.20/x
  3. Step 3: Cross multiply
    454,816.30x = 682,224.45 × 155,270.20
  4. Step 4: Simplify right side
    454,816.30x = 105,929,126,796.39
  5. Step 5: Solve for x
    x = 105,929,126,796.39/454,816.30
  6. Step 6: Final answer
    x = 232,905.30

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Similar ratio
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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.