Home / 313,342.10-432,366.46-179,180.18

Finding the Fourth Proportional to 313,342.10, 432,366.46 and 179,180.18

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Solution

The fourth proportional to 313,342.10, 432,366.46 and 179,180.18 is: 247,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,342.10 : 432,366.46 = 179,180.18 : x
  2. Step 2: Convert to fraction form
    313,342.10/432,366.46 = 179,180.18/x
  3. Step 3: Cross multiply
    313,342.10x = 432,366.46 × 179,180.18
  4. Step 4: Simplify right side
    313,342.10x = 77,471,500,128.76
  5. Step 5: Solve for x
    x = 77,471,500,128.76/313,342.10
  6. Step 6: Final answer
    x = 247,242.55

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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.