Home / 482,218.43-723,357.71-127,232.79

Finding the Fourth Proportional to 482,218.43, 723,357.71 and 127,232.79

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Solution

The fourth proportional to 482,218.43, 723,357.71 and 127,232.79 is: 190,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,218.43 : 723,357.71 = 127,232.79 : x
  2. Step 2: Convert to fraction form
    482,218.43/723,357.71 = 127,232.79/x
  3. Step 3: Cross multiply
    482,218.43x = 723,357.71 × 127,232.79
  4. Step 4: Simplify right side
    482,218.43x = 92,034,816,739.68
  5. Step 5: Solve for x
    x = 92,034,816,739.68/482,218.43
  6. Step 6: Final answer
    x = 190,857.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.