Home / 718,314.57-1,077,471.81-682,396.17

Finding the Fourth Proportional to 718,314.57, 1,077,471.81 and 682,396.17

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Solution

The fourth proportional to 718,314.57, 1,077,471.81 and 682,396.17 is: 1,023,594.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,314.57 : 1,077,471.81 = 682,396.17 : x
  2. Step 2: Convert to fraction form
    718,314.57/1,077,471.81 = 682,396.17/x
  3. Step 3: Cross multiply
    718,314.57x = 1,077,471.81 × 682,396.17
  4. Step 4: Simplify right side
    718,314.57x = 735,262,636,426.97
  5. Step 5: Solve for x
    x = 735,262,636,426.97/718,314.57
  6. Step 6: Final answer
    x = 1,023,594.21

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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.