Home / 482,592.14-666,036.20-278,642.71

Finding the Fourth Proportional to 482,592.14, 666,036.20 and 278,642.71

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Solution

The fourth proportional to 482,592.14, 666,036.20 and 278,642.71 is: 384,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,592.14 : 666,036.20 = 278,642.71 : x
  2. Step 2: Convert to fraction form
    482,592.14/666,036.20 = 278,642.71/x
  3. Step 3: Cross multiply
    482,592.14x = 666,036.20 × 278,642.71
  4. Step 4: Simplify right side
    482,592.14x = 185,586,131,726.10
  5. Step 5: Solve for x
    x = 185,586,131,726.10/482,592.14
  6. Step 6: Final answer
    x = 384,561.03

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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.