Home / 825,572.66-1,139,292.34-481,645.04

Finding the Fourth Proportional to 825,572.66, 1,139,292.34 and 481,645.04

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Solution

The fourth proportional to 825,572.66, 1,139,292.34 and 481,645.04 is: 664,671.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,572.66 : 1,139,292.34 = 481,645.04 : x
  2. Step 2: Convert to fraction form
    825,572.66/1,139,292.34 = 481,645.04/x
  3. Step 3: Cross multiply
    825,572.66x = 1,139,292.34 × 481,645.04
  4. Step 4: Simplify right side
    825,572.66x = 548,734,497,770.42
  5. Step 5: Solve for x
    x = 548,734,497,770.42/825,572.66
  6. Step 6: Final answer
    x = 664,671.36

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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.