Home / 846,306.88-1,268,650.56-313,684.72

Finding the Fourth Proportional to 846,306.88, 1,268,650.56 and 313,684.72

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Solution

The fourth proportional to 846,306.88, 1,268,650.56 and 313,684.72 is: 470,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,306.88 : 1,268,650.56 = 313,684.72 : x
  2. Step 2: Convert to fraction form
    846,306.88/1,268,650.56 = 313,684.72/x
  3. Step 3: Cross multiply
    846,306.88x = 1,268,650.56 × 313,684.72
  4. Step 4: Simplify right side
    846,306.88x = 397,956,295,691.44
  5. Step 5: Solve for x
    x = 397,956,295,691.44/846,306.88
  6. Step 6: Final answer
    x = 470,226.94

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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.