Home / 905,668.26-1,250,918.33-660,264.38

Finding the Fourth Proportional to 905,668.26, 1,250,918.33 and 660,264.38

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Solution

The fourth proportional to 905,668.26, 1,250,918.33 and 660,264.38 is: 911,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,668.26 : 1,250,918.33 = 660,264.38 : x
  2. Step 2: Convert to fraction form
    905,668.26/1,250,918.33 = 660,264.38/x
  3. Step 3: Cross multiply
    905,668.26x = 1,250,918.33 × 660,264.38
  4. Step 4: Simplify right side
    905,668.26x = 825,936,806,032.17
  5. Step 5: Solve for x
    x = 825,936,806,032.17/905,668.26
  6. Step 6: Final answer
    x = 911,963.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.