Home / 718,255.44-1,074,721.88-575,668.25

Finding the Fourth Proportional to 718,255.44, 1,074,721.88 and 575,668.25

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Solution

The fourth proportional to 718,255.44, 1,074,721.88 and 575,668.25 is: 861,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,255.44 : 1,074,721.88 = 575,668.25 : x
  2. Step 2: Convert to fraction form
    718,255.44/1,074,721.88 = 575,668.25/x
  3. Step 3: Cross multiply
    718,255.44x = 1,074,721.88 × 575,668.25
  4. Step 4: Simplify right side
    718,255.44x = 618,683,263,896.31
  5. Step 5: Solve for x
    x = 618,683,263,896.31/718,255.44
  6. Step 6: Final answer
    x = 861,369.41

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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.