Home / 792,568.64-1,188,943.17-287,367.54

Finding the Fourth Proportional to 792,568.64, 1,188,943.17 and 287,367.54

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Solution

The fourth proportional to 792,568.64, 1,188,943.17 and 287,367.54 is: 431,084.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,568.64 : 1,188,943.17 = 287,367.54 : x
  2. Step 2: Convert to fraction form
    792,568.64/1,188,943.17 = 287,367.54/x
  3. Step 3: Cross multiply
    792,568.64x = 1,188,943.17 × 287,367.54
  4. Step 4: Simplify right side
    792,568.64x = 341,663,673,962.70
  5. Step 5: Solve for x
    x = 341,663,673,962.70/792,568.64
  6. Step 6: Final answer
    x = 431,084.02

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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.