Home / 313,271.04-432,309.38-177,330.77

Finding the Fourth Proportional to 313,271.04, 432,309.38 and 177,330.77

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Solution

The fourth proportional to 313,271.04, 432,309.38 and 177,330.77 is: 244,713.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,271.04 : 432,309.38 = 177,330.77 : x
  2. Step 2: Convert to fraction form
    313,271.04/432,309.38 = 177,330.77/x
  3. Step 3: Cross multiply
    313,271.04x = 432,309.38 × 177,330.77
  4. Step 4: Simplify right side
    313,271.04x = 76,661,752,185.42
  5. Step 5: Solve for x
    x = 76,661,752,185.42/313,271.04
  6. Step 6: Final answer
    x = 244,713.82

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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.