Home / 791,760.69-1,187,641.44-192,721.95

Finding the Fourth Proportional to 791,760.69, 1,187,641.44 and 192,721.95

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Solution

The fourth proportional to 791,760.69, 1,187,641.44 and 192,721.95 is: 289,083.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,760.69 : 1,187,641.44 = 192,721.95 : x
  2. Step 2: Convert to fraction form
    791,760.69/1,187,641.44 = 192,721.95/x
  3. Step 3: Cross multiply
    791,760.69x = 1,187,641.44 × 192,721.95
  4. Step 4: Simplify right side
    791,760.69x = 228,884,574,217.61
  5. Step 5: Solve for x
    x = 228,884,574,217.61/791,760.69
  6. Step 6: Final answer
    x = 289,083.02

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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.