Home / 372,076.59-557,934.32-218,244.60

Finding the Fourth Proportional to 372,076.59, 557,934.32 and 218,244.60

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Solution

The fourth proportional to 372,076.59, 557,934.32 and 218,244.60 is: 327,260.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,076.59 : 557,934.32 = 218,244.60 : x
  2. Step 2: Convert to fraction form
    372,076.59/557,934.32 = 218,244.60/x
  3. Step 3: Cross multiply
    372,076.59x = 557,934.32 × 218,244.60
  4. Step 4: Simplify right side
    372,076.59x = 121,766,151,403.45
  5. Step 5: Solve for x
    x = 121,766,151,403.45/372,076.59
  6. Step 6: Final answer
    x = 327,260.99

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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.