Home / 968,600.31-1,336,668.26-538,880.33

Finding the Fourth Proportional to 968,600.31, 1,336,668.26 and 538,880.33

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Solution

The fourth proportional to 968,600.31, 1,336,668.26 and 538,880.33 is: 743,654.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,600.31 : 1,336,668.26 = 538,880.33 : x
  2. Step 2: Convert to fraction form
    968,600.31/1,336,668.26 = 538,880.33/x
  3. Step 3: Cross multiply
    968,600.31x = 1,336,668.26 × 538,880.33
  4. Step 4: Simplify right side
    968,600.31x = 720,304,223,671.58
  5. Step 5: Solve for x
    x = 720,304,223,671.58/968,600.31
  6. Step 6: Final answer
    x = 743,654.75

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1.5x scale

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.