Home / 792,584.90-1,188,967.56-287,383.82

Finding the Fourth Proportional to 792,584.90, 1,188,967.56 and 287,383.82

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Solution

The fourth proportional to 792,584.90, 1,188,967.56 and 287,383.82 is: 431,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,584.90 : 1,188,967.56 = 287,383.82 : x
  2. Step 2: Convert to fraction form
    792,584.90/1,188,967.56 = 287,383.82/x
  3. Step 3: Cross multiply
    792,584.90x = 1,188,967.56 × 287,383.82
  4. Step 4: Simplify right side
    792,584.90x = 341,690,039,248.88
  5. Step 5: Solve for x
    x = 341,690,039,248.88/792,584.90
  6. Step 6: Final answer
    x = 431,108.44

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1.5x scale

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.