Home / 386,546.06-579,819.02-226,864.95

Finding the Fourth Proportional to 386,546.06, 579,819.02 and 226,864.95

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Solution

The fourth proportional to 386,546.06, 579,819.02 and 226,864.95 is: 340,297.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,546.06 : 579,819.02 = 226,864.95 : x
  2. Step 2: Convert to fraction form
    386,546.06/579,819.02 = 226,864.95/x
  3. Step 3: Cross multiply
    386,546.06x = 579,819.02 × 226,864.95
  4. Step 4: Simplify right side
    386,546.06x = 131,540,611,847.02
  5. Step 5: Solve for x
    x = 131,540,611,847.02/386,546.06
  6. Step 6: Final answer
    x = 340,297.39

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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.