Home / 548,839.40-823,351.43-188,995.88

Finding the Fourth Proportional to 548,839.40, 823,351.43 and 188,995.88

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Solution

The fourth proportional to 548,839.40, 823,351.43 and 188,995.88 is: 283,525.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,839.40 : 823,351.43 = 188,995.88 : x
  2. Step 2: Convert to fraction form
    548,839.40/823,351.43 = 188,995.88/x
  3. Step 3: Cross multiply
    548,839.40x = 823,351.43 × 188,995.88
  4. Step 4: Simplify right side
    548,839.40x = 155,610,030,592.98
  5. Step 5: Solve for x
    x = 155,610,030,592.98/548,839.40
  6. Step 6: Final answer
    x = 283,525.62

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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.