Home / 718,060.68-1,077,087.78-185,536.44

Finding the Fourth Proportional to 718,060.68, 1,077,087.78 and 185,536.44

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Solution

The fourth proportional to 718,060.68, 1,077,087.78 and 185,536.44 is: 278,303.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,060.68 : 1,077,087.78 = 185,536.44 : x
  2. Step 2: Convert to fraction form
    718,060.68/1,077,087.78 = 185,536.44/x
  3. Step 3: Cross multiply
    718,060.68x = 1,077,087.78 × 185,536.44
  4. Step 4: Simplify right side
    718,060.68x = 199,839,032,268.70
  5. Step 5: Solve for x
    x = 199,839,032,268.70/718,060.68
  6. Step 6: Final answer
    x = 278,303.82

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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.