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Finding the Fourth Proportional to 483,472.38, 725,208.57 and 183,883.76

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Solution

The fourth proportional to 483,472.38, 725,208.57 and 183,883.76 is: 275,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,472.38 : 725,208.57 = 183,883.76 : x
  2. Step 2: Convert to fraction form
    483,472.38/725,208.57 = 183,883.76/x
  3. Step 3: Cross multiply
    483,472.38x = 725,208.57 × 183,883.76
  4. Step 4: Simplify right side
    483,472.38x = 133,354,078,635.82
  5. Step 5: Solve for x
    x = 133,354,078,635.82/483,472.38
  6. Step 6: Final answer
    x = 275,825.64

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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.