Home / 477,198.72-658,546.79-262,344.20

Finding the Fourth Proportional to 477,198.72, 658,546.79 and 262,344.20

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Solution

The fourth proportional to 477,198.72, 658,546.79 and 262,344.20 is: 362,041.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,198.72 : 658,546.79 = 262,344.20 : x
  2. Step 2: Convert to fraction form
    477,198.72/658,546.79 = 262,344.20/x
  3. Step 3: Cross multiply
    477,198.72x = 658,546.79 × 262,344.20
  4. Step 4: Simplify right side
    477,198.72x = 172,765,926,180.66
  5. Step 5: Solve for x
    x = 172,765,926,180.66/477,198.72
  6. Step 6: Final answer
    x = 362,041.89

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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.