Home / 734,086.13-1,101,530.55-284,824.73

Finding the Fourth Proportional to 734,086.13, 1,101,530.55 and 284,824.73

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Solution

The fourth proportional to 734,086.13, 1,101,530.55 and 284,824.73 is: 427,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,086.13 : 1,101,530.55 = 284,824.73 : x
  2. Step 2: Convert to fraction form
    734,086.13/1,101,530.55 = 284,824.73/x
  3. Step 3: Cross multiply
    734,086.13x = 1,101,530.55 × 284,824.73
  4. Step 4: Simplify right side
    734,086.13x = 313,743,135,982.85
  5. Step 5: Solve for x
    x = 313,743,135,982.85/734,086.13
  6. Step 6: Final answer
    x = 427,392.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.