Home / 482,981.15-666,480.56-268,104.24

Finding the Fourth Proportional to 482,981.15, 666,480.56 and 268,104.24

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Solution

The fourth proportional to 482,981.15, 666,480.56 and 268,104.24 is: 369,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,981.15 : 666,480.56 = 268,104.24 : x
  2. Step 2: Convert to fraction form
    482,981.15/666,480.56 = 268,104.24/x
  3. Step 3: Cross multiply
    482,981.15x = 666,480.56 × 268,104.24
  4. Step 4: Simplify right side
    482,981.15x = 178,686,262,673.05
  5. Step 5: Solve for x
    x = 178,686,262,673.05/482,981.15
  6. Step 6: Final answer
    x = 369,965.30

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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.