Home / 868,488.32-1,198,516.70-481,310.08

Finding the Fourth Proportional to 868,488.32, 1,198,516.70 and 481,310.08

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Solution

The fourth proportional to 868,488.32, 1,198,516.70 and 481,310.08 is: 664,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,488.32 : 1,198,516.70 = 481,310.08 : x
  2. Step 2: Convert to fraction form
    868,488.32/1,198,516.70 = 481,310.08/x
  3. Step 3: Cross multiply
    868,488.32x = 1,198,516.70 × 481,310.08
  4. Step 4: Simplify right side
    868,488.32x = 576,858,168,758.34
  5. Step 5: Solve for x
    x = 576,858,168,758.34/868,488.32
  6. Step 6: Final answer
    x = 664,209.47

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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.