Home / 718,308.97-1,077,463.44-682,390.57

Finding the Fourth Proportional to 718,308.97, 1,077,463.44 and 682,390.57

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Solution

The fourth proportional to 718,308.97, 1,077,463.44 and 682,390.57 is: 1,023,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,308.97 : 1,077,463.44 = 682,390.57 : x
  2. Step 2: Convert to fraction form
    718,308.97/1,077,463.44 = 682,390.57/x
  3. Step 3: Cross multiply
    718,308.97x = 1,077,463.44 × 682,390.57
  4. Step 4: Simplify right side
    718,308.97x = 735,250,888,282.10
  5. Step 5: Solve for x
    x = 735,250,888,282.10/718,308.97
  6. Step 6: Final answer
    x = 1,023,585.84

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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.