Home / 379,273.02-568,719.07-126,464.02

Finding the Fourth Proportional to 379,273.02, 568,719.07 and 126,464.02

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Solution

The fourth proportional to 379,273.02, 568,719.07 and 126,464.02 is: 189,632.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,273.02 : 568,719.07 = 126,464.02 : x
  2. Step 2: Convert to fraction form
    379,273.02/568,719.07 = 126,464.02/x
  3. Step 3: Cross multiply
    379,273.02x = 568,719.07 × 126,464.02
  4. Step 4: Simplify right side
    379,273.02x = 71,922,499,842.86
  5. Step 5: Solve for x
    x = 71,922,499,842.86/379,273.02
  6. Step 6: Final answer
    x = 189,632.52

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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.