Home / 792,961.95-1,189,432.62-193,928.30

Finding the Fourth Proportional to 792,961.95, 1,189,432.62 and 193,928.30

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Solution

The fourth proportional to 792,961.95, 1,189,432.62 and 193,928.30 is: 290,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,961.95 : 1,189,432.62 = 193,928.30 : x
  2. Step 2: Convert to fraction form
    792,961.95/1,189,432.62 = 193,928.30/x
  3. Step 3: Cross multiply
    792,961.95x = 1,189,432.62 × 193,928.30
  4. Step 4: Simplify right side
    792,961.95x = 230,664,645,961.15
  5. Step 5: Solve for x
    x = 230,664,645,961.15/792,961.95
  6. Step 6: Final answer
    x = 290,889.93

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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.