Home / 313,344.09-432,369.23-179,182.17

Finding the Fourth Proportional to 313,344.09, 432,369.23 and 179,182.17

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Solution

The fourth proportional to 313,344.09, 432,369.23 and 179,182.17 is: 247,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,344.09 : 432,369.23 = 179,182.17 : x
  2. Step 2: Convert to fraction form
    313,344.09/432,369.23 = 179,182.17/x
  3. Step 3: Cross multiply
    313,344.09x = 432,369.23 × 179,182.17
  4. Step 4: Simplify right side
    313,344.09x = 77,472,855,976.72
  5. Step 5: Solve for x
    x = 77,472,855,976.72/313,344.09
  6. Step 6: Final answer
    x = 247,245.31

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1.5x scale

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.