Home / 396,042.32-594,260.28-185,696.72

Finding the Fourth Proportional to 396,042.32, 594,260.28 and 185,696.72

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Solution

The fourth proportional to 396,042.32, 594,260.28 and 185,696.72 is: 278,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,042.32 : 594,260.28 = 185,696.72 : x
  2. Step 2: Convert to fraction form
    396,042.32/594,260.28 = 185,696.72/x
  3. Step 3: Cross multiply
    396,042.32x = 594,260.28 × 185,696.72
  4. Step 4: Simplify right side
    396,042.32x = 110,352,184,822.28
  5. Step 5: Solve for x
    x = 110,352,184,822.28/396,042.32
  6. Step 6: Final answer
    x = 278,637.36

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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.