Home / 495,976.32-743,983.92-259,158.24

Finding the Fourth Proportional to 495,976.32, 743,983.92 and 259,158.24

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Solution

The fourth proportional to 495,976.32, 743,983.92 and 259,158.24 is: 388,747.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,976.32 : 743,983.92 = 259,158.24 : x
  2. Step 2: Convert to fraction form
    495,976.32/743,983.92 = 259,158.24/x
  3. Step 3: Cross multiply
    495,976.32x = 743,983.92 × 259,158.24
  4. Step 4: Simplify right side
    495,976.32x = 192,809,563,295.50
  5. Step 5: Solve for x
    x = 192,809,563,295.50/495,976.32
  6. Step 6: Final answer
    x = 388,747.52

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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.