Home / 891,302.79-1,229,992.23-483,414.33

Finding the Fourth Proportional to 891,302.79, 1,229,992.23 and 483,414.33

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Solution

The fourth proportional to 891,302.79, 1,229,992.23 and 483,414.33 is: 667,108.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,302.79 : 1,229,992.23 = 483,414.33 : x
  2. Step 2: Convert to fraction form
    891,302.79/1,229,992.23 = 483,414.33/x
  3. Step 3: Cross multiply
    891,302.79x = 1,229,992.23 × 483,414.33
  4. Step 4: Simplify right side
    891,302.79x = 594,595,869,770.66
  5. Step 5: Solve for x
    x = 594,595,869,770.66/891,302.79
  6. Step 6: Final answer
    x = 667,108.73

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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.