Home / 792,696.70-1,189,433.85-372,006.78

Finding the Fourth Proportional to 792,696.70, 1,189,433.85 and 372,006.78

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Solution

The fourth proportional to 792,696.70, 1,189,433.85 and 372,006.78 is: 558,192.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,696.70 : 1,189,433.85 = 372,006.78 : x
  2. Step 2: Convert to fraction form
    792,696.70/1,189,433.85 = 372,006.78/x
  3. Step 3: Cross multiply
    792,696.70x = 1,189,433.85 × 372,006.78
  4. Step 4: Simplify right side
    792,696.70x = 442,477,460,930.11
  5. Step 5: Solve for x
    x = 442,477,460,930.11/792,696.70
  6. Step 6: Final answer
    x = 558,192.63

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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.