Home / 403,932.20-605,898.30-167,736.20

Finding the Fourth Proportional to 403,932.20, 605,898.30 and 167,736.20

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Solution

The fourth proportional to 403,932.20, 605,898.30 and 167,736.20 is: 251,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,932.20 : 605,898.30 = 167,736.20 : x
  2. Step 2: Convert to fraction form
    403,932.20/605,898.30 = 167,736.20/x
  3. Step 3: Cross multiply
    403,932.20x = 605,898.30 × 167,736.20
  4. Step 4: Simplify right side
    403,932.20x = 101,631,078,428.46
  5. Step 5: Solve for x
    x = 101,631,078,428.46/403,932.20
  6. Step 6: Final answer
    x = 251,604.30

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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.