Home / 558,684.61-771,067.82-329,168.54

Finding the Fourth Proportional to 558,684.61, 771,067.82 and 329,168.54

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Solution

The fourth proportional to 558,684.61, 771,067.82 and 329,168.54 is: 454,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,684.61 : 771,067.82 = 329,168.54 : x
  2. Step 2: Convert to fraction form
    558,684.61/771,067.82 = 329,168.54/x
  3. Step 3: Cross multiply
    558,684.61x = 771,067.82 × 329,168.54
  4. Step 4: Simplify right side
    558,684.61x = 253,811,271,300.97
  5. Step 5: Solve for x
    x = 253,811,271,300.97/558,684.61
  6. Step 6: Final answer
    x = 454,301.53

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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.