Home / 313,842.06-433,087.56-177,868.17

Finding the Fourth Proportional to 313,842.06, 433,087.56 and 177,868.17

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Solution

The fourth proportional to 313,842.06, 433,087.56 and 177,868.17 is: 245,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,842.06 : 433,087.56 = 177,868.17 : x
  2. Step 2: Convert to fraction form
    313,842.06/433,087.56 = 177,868.17/x
  3. Step 3: Cross multiply
    313,842.06x = 433,087.56 × 177,868.17
  4. Step 4: Simplify right side
    313,842.06x = 77,032,491,746.97
  5. Step 5: Solve for x
    x = 77,032,491,746.97/313,842.06
  6. Step 6: Final answer
    x = 245,449.87

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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.