Home / 462,067.20-693,053.82-313,263.72

Finding the Fourth Proportional to 462,067.20, 693,053.82 and 313,263.72

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Solution

The fourth proportional to 462,067.20, 693,053.82 and 313,263.72 is: 469,863.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,067.20 : 693,053.82 = 313,263.72 : x
  2. Step 2: Convert to fraction form
    462,067.20/693,053.82 = 313,263.72/x
  3. Step 3: Cross multiply
    462,067.20x = 693,053.82 × 313,263.72
  4. Step 4: Simplify right side
    462,067.20x = 217,108,617,813.41
  5. Step 5: Solve for x
    x = 217,108,617,813.41/462,067.20
  6. Step 6: Final answer
    x = 469,863.73

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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.