Home / 889,350.80-1,227,304.49-481,452.64

Finding the Fourth Proportional to 889,350.80, 1,227,304.49 and 481,452.64

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Solution

The fourth proportional to 889,350.80, 1,227,304.49 and 481,452.64 is: 664,404.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,350.80 : 1,227,304.49 = 481,452.64 : x
  2. Step 2: Convert to fraction form
    889,350.80/1,227,304.49 = 481,452.64/x
  3. Step 3: Cross multiply
    889,350.80x = 1,227,304.49 × 481,452.64
  4. Step 4: Simplify right side
    889,350.80x = 590,888,986,794.35
  5. Step 5: Solve for x
    x = 590,888,986,794.35/889,350.80
  6. Step 6: Final answer
    x = 664,404.85

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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.