Home / 792,684.64-1,189,415.76-371,994.72

Finding the Fourth Proportional to 792,684.64, 1,189,415.76 and 371,994.72

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Solution

The fourth proportional to 792,684.64, 1,189,415.76 and 371,994.72 is: 558,174.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,684.64 : 1,189,415.76 = 371,994.72 : x
  2. Step 2: Convert to fraction form
    792,684.64/1,189,415.76 = 371,994.72/x
  3. Step 3: Cross multiply
    792,684.64x = 1,189,415.76 × 371,994.72
  4. Step 4: Simplify right side
    792,684.64x = 442,456,382,604.79
  5. Step 5: Solve for x
    x = 442,456,382,604.79/792,684.64
  6. Step 6: Final answer
    x = 558,174.54

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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.