Home / 868,546.10-1,198,593.74-481,386.52

Finding the Fourth Proportional to 868,546.10, 1,198,593.74 and 481,386.52

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Solution

The fourth proportional to 868,546.10, 1,198,593.74 and 481,386.52 is: 664,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,546.10 : 1,198,593.74 = 481,386.52 : x
  2. Step 2: Convert to fraction form
    868,546.10/1,198,593.74 = 481,386.52/x
  3. Step 3: Cross multiply
    868,546.10x = 1,198,593.74 × 481,386.52
  4. Step 4: Simplify right side
    868,546.10x = 576,986,869,392.39
  5. Step 5: Solve for x
    x = 576,986,869,392.39/868,546.10
  6. Step 6: Final answer
    x = 664,313.47

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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.