Home / 891,418.64-1,230,150.50-483,519.46

Finding the Fourth Proportional to 891,418.64, 1,230,150.50 and 483,519.46

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Solution

The fourth proportional to 891,418.64, 1,230,150.50 and 483,519.46 is: 667,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,418.64 : 1,230,150.50 = 483,519.46 : x
  2. Step 2: Convert to fraction form
    891,418.64/1,230,150.50 = 483,519.46/x
  3. Step 3: Cross multiply
    891,418.64x = 1,230,150.50 × 483,519.46
  4. Step 4: Simplify right side
    891,418.64x = 594,801,705,478.73
  5. Step 5: Solve for x
    x = 594,801,705,478.73/891,418.64
  6. Step 6: Final answer
    x = 667,252.94

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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.