Home / 889,351.22-1,227,304.40-481,452.77

Finding the Fourth Proportional to 889,351.22, 1,227,304.40 and 481,452.77

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Solution

The fourth proportional to 889,351.22, 1,227,304.40 and 481,452.77 is: 664,404.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,351.22 : 1,227,304.40 = 481,452.77 : x
  2. Step 2: Convert to fraction form
    889,351.22/1,227,304.40 = 481,452.77/x
  3. Step 3: Cross multiply
    889,351.22x = 1,227,304.40 × 481,452.77
  4. Step 4: Simplify right side
    889,351.22x = 590,889,094,469.40
  5. Step 5: Solve for x
    x = 590,889,094,469.40/889,351.22
  6. Step 6: Final answer
    x = 664,404.66

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Double scale
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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.