Home / 313,344.72-432,370.09-179,182.80

Finding the Fourth Proportional to 313,344.72, 432,370.09 and 179,182.80

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Solution

The fourth proportional to 313,344.72, 432,370.09 and 179,182.80 is: 247,246.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,344.72 : 432,370.09 = 179,182.80 : x
  2. Step 2: Convert to fraction form
    313,344.72/432,370.09 = 179,182.80/x
  3. Step 3: Cross multiply
    313,344.72x = 432,370.09 × 179,182.80
  4. Step 4: Simplify right side
    313,344.72x = 77,473,280,304.69
  5. Step 5: Solve for x
    x = 77,473,280,304.69/313,344.72
  6. Step 6: Final answer
    x = 247,246.17

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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.