Home / 648,277.97-894,685.77-361,824.71

Finding the Fourth Proportional to 648,277.97, 894,685.77 and 361,824.71

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Solution

The fourth proportional to 648,277.97, 894,685.77 and 361,824.71 is: 499,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,277.97 : 894,685.77 = 361,824.71 : x
  2. Step 2: Convert to fraction form
    648,277.97/894,685.77 = 361,824.71/x
  3. Step 3: Cross multiply
    648,277.97x = 894,685.77 × 361,824.71
  4. Step 4: Simplify right side
    648,277.97x = 323,719,414,797.95
  5. Step 5: Solve for x
    x = 323,719,414,797.95/648,277.97
  6. Step 6: Final answer
    x = 499,352.80

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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.