Home / 350,983.25-484,356.92-189,838.31

Finding the Fourth Proportional to 350,983.25, 484,356.92 and 189,838.31

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Solution

The fourth proportional to 350,983.25, 484,356.92 and 189,838.31 is: 261,976.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,983.25 : 484,356.92 = 189,838.31 : x
  2. Step 2: Convert to fraction form
    350,983.25/484,356.92 = 189,838.31/x
  3. Step 3: Cross multiply
    350,983.25x = 484,356.92 × 189,838.31
  4. Step 4: Simplify right side
    350,983.25x = 91,949,495,758.63
  5. Step 5: Solve for x
    x = 91,949,495,758.63/350,983.25
  6. Step 6: Final answer
    x = 261,976.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.