Home / 719,182.82-1,078,493.76-269,658.74

Finding the Fourth Proportional to 719,182.82, 1,078,493.76 and 269,658.74

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Solution

The fourth proportional to 719,182.82, 1,078,493.76 and 269,658.74 is: 404,382.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,182.82 : 1,078,493.76 = 269,658.74 : x
  2. Step 2: Convert to fraction form
    719,182.82/1,078,493.76 = 269,658.74/x
  3. Step 3: Cross multiply
    719,182.82x = 1,078,493.76 × 269,658.74
  4. Step 4: Simplify right side
    719,182.82x = 290,825,266,397.38
  5. Step 5: Solve for x
    x = 290,825,266,397.38/719,182.82
  6. Step 6: Final answer
    x = 404,382.95

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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.