Home / 718,083.68-1,077,122.23-185,559.44

Finding the Fourth Proportional to 718,083.68, 1,077,122.23 and 185,559.44

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Solution

The fourth proportional to 718,083.68, 1,077,122.23 and 185,559.44 is: 278,338.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,083.68 : 1,077,122.23 = 185,559.44 : x
  2. Step 2: Convert to fraction form
    718,083.68/1,077,122.23 = 185,559.44/x
  3. Step 3: Cross multiply
    718,083.68x = 1,077,122.23 × 185,559.44
  4. Step 4: Simplify right side
    718,083.68x = 199,870,197,810.35
  5. Step 5: Solve for x
    x = 199,870,197,810.35/718,083.68
  6. Step 6: Final answer
    x = 278,338.31

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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.