Home / 482,939.06-666,422.54-268,062.21

Finding the Fourth Proportional to 482,939.06, 666,422.54 and 268,062.21

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Solution

The fourth proportional to 482,939.06, 666,422.54 and 268,062.21 is: 369,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,939.06 : 666,422.54 = 268,062.21 : x
  2. Step 2: Convert to fraction form
    482,939.06/666,422.54 = 268,062.21/x
  3. Step 3: Cross multiply
    482,939.06x = 666,422.54 × 268,062.21
  4. Step 4: Simplify right side
    482,939.06x = 178,642,694,193.79
  5. Step 5: Solve for x
    x = 178,642,694,193.79/482,939.06
  6. Step 6: Final answer
    x = 369,907.33

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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.