Home / 676,785.97-1,015,141.58-227,460.44

Finding the Fourth Proportional to 676,785.97, 1,015,141.58 and 227,460.44

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Solution

The fourth proportional to 676,785.97, 1,015,141.58 and 227,460.44 is: 341,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,785.97 : 1,015,141.58 = 227,460.44 : x
  2. Step 2: Convert to fraction form
    676,785.97/1,015,141.58 = 227,460.44/x
  3. Step 3: Cross multiply
    676,785.97x = 1,015,141.58 × 227,460.44
  4. Step 4: Simplify right side
    676,785.97x = 230,904,546,992.45
  5. Step 5: Solve for x
    x = 230,904,546,992.45/676,785.97
  6. Step 6: Final answer
    x = 341,178.10

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1.5x scale

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.