Home / 868,544.48-1,198,591.50-481,384.90

Finding the Fourth Proportional to 868,544.48, 1,198,591.50 and 481,384.90

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Solution

The fourth proportional to 868,544.48, 1,198,591.50 and 481,384.90 is: 664,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,544.48 : 1,198,591.50 = 481,384.90 : x
  2. Step 2: Convert to fraction form
    868,544.48/1,198,591.50 = 481,384.90/x
  3. Step 3: Cross multiply
    868,544.48x = 1,198,591.50 × 481,384.90
  4. Step 4: Simplify right side
    868,544.48x = 576,983,840,968.47
  5. Step 5: Solve for x
    x = 576,983,840,968.47/868,544.48
  6. Step 6: Final answer
    x = 664,311.22

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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.