Home / 558,631.11-770,776.52-329,197.77

Finding the Fourth Proportional to 558,631.11, 770,776.52 and 329,197.77

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Solution

The fourth proportional to 558,631.11, 770,776.52 and 329,197.77 is: 454,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,631.11 : 770,776.52 = 329,197.77 : x
  2. Step 2: Convert to fraction form
    558,631.11/770,776.52 = 329,197.77/x
  3. Step 3: Cross multiply
    558,631.11x = 770,776.52 × 329,197.77
  4. Step 4: Simplify right side
    558,631.11x = 253,737,909,906.37
  5. Step 5: Solve for x
    x = 253,737,909,906.37/558,631.11
  6. Step 6: Final answer
    x = 454,213.71

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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.