Home / 792,626.34-1,188,689.77-260,023.26

Finding the Fourth Proportional to 792,626.34, 1,188,689.77 and 260,023.26

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Solution

The fourth proportional to 792,626.34, 1,188,689.77 and 260,023.26 is: 389,952.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,626.34 : 1,188,689.77 = 260,023.26 : x
  2. Step 2: Convert to fraction form
    792,626.34/1,188,689.77 = 260,023.26/x
  3. Step 3: Cross multiply
    792,626.34x = 1,188,689.77 × 260,023.26
  4. Step 4: Simplify right side
    792,626.34x = 309,086,992,444.04
  5. Step 5: Solve for x
    x = 309,086,992,444.04/792,626.34
  6. Step 6: Final answer
    x = 389,952.96

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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.