Home / 484,728.62-668,924.06-269,863.16

Finding the Fourth Proportional to 484,728.62, 668,924.06 and 269,863.16

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Solution

The fourth proportional to 484,728.62, 668,924.06 and 269,863.16 is: 372,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,728.62 : 668,924.06 = 269,863.16 : x
  2. Step 2: Convert to fraction form
    484,728.62/668,924.06 = 269,863.16/x
  3. Step 3: Cross multiply
    484,728.62x = 668,924.06 × 269,863.16
  4. Step 4: Simplify right side
    484,728.62x = 180,517,960,631.63
  5. Step 5: Solve for x
    x = 180,517,960,631.63/484,728.62
  6. Step 6: Final answer
    x = 372,410.36

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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.