Home / 379,682.29-569,523.71-113,442.85

Finding the Fourth Proportional to 379,682.29, 569,523.71 and 113,442.85

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Solution

The fourth proportional to 379,682.29, 569,523.71 and 113,442.85 is: 170,164.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,682.29 : 569,523.71 = 113,442.85 : x
  2. Step 2: Convert to fraction form
    379,682.29/569,523.71 = 113,442.85/x
  3. Step 3: Cross multiply
    379,682.29x = 569,523.71 × 113,442.85
  4. Step 4: Simplify right side
    379,682.29x = 64,608,392,804.97
  5. Step 5: Solve for x
    x = 64,608,392,804.97/379,682.29
  6. Step 6: Final answer
    x = 170,164.36

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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.