Home / 481,783.04-722,921.28-229,349.12

Finding the Fourth Proportional to 481,783.04, 722,921.28 and 229,349.12

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Solution

The fourth proportional to 481,783.04, 722,921.28 and 229,349.12 is: 344,141.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,783.04 : 722,921.28 = 229,349.12 : x
  2. Step 2: Convert to fraction form
    481,783.04/722,921.28 = 229,349.12/x
  3. Step 3: Cross multiply
    481,783.04x = 722,921.28 × 229,349.12
  4. Step 4: Simplify right side
    481,783.04x = 165,801,359,397.27
  5. Step 5: Solve for x
    x = 165,801,359,397.27/481,783.04
  6. Step 6: Final answer
    x = 344,141.13

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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.