Home / 718,251.65-1,077,694.85-376,613.49

Finding the Fourth Proportional to 718,251.65, 1,077,694.85 and 376,613.49

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Solution

The fourth proportional to 718,251.65, 1,077,694.85 and 376,613.49 is: 565,086.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,251.65 : 1,077,694.85 = 376,613.49 : x
  2. Step 2: Convert to fraction form
    718,251.65/1,077,694.85 = 376,613.49/x
  3. Step 3: Cross multiply
    718,251.65x = 1,077,694.85 × 376,613.49
  4. Step 4: Simplify right side
    718,251.65x = 405,874,418,613.53
  5. Step 5: Solve for x
    x = 405,874,418,613.53/718,251.65
  6. Step 6: Final answer
    x = 565,086.65

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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.