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Finding the Fourth Proportional to 577,040.80, 796,304.62 and 350,759.20

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Solution

The fourth proportional to 577,040.80, 796,304.62 and 350,759.20 is: 484,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,040.80 : 796,304.62 = 350,759.20 : x
  2. Step 2: Convert to fraction form
    577,040.80/796,304.62 = 350,759.20/x
  3. Step 3: Cross multiply
    577,040.80x = 796,304.62 × 350,759.20
  4. Step 4: Simplify right side
    577,040.80x = 279,311,171,467.50
  5. Step 5: Solve for x
    x = 279,311,171,467.50/577,040.80
  6. Step 6: Final answer
    x = 484,040.59

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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.