Home / 361,782.20-545,956.30-349,722.49

Finding the Fourth Proportional to 361,782.20, 545,956.30 and 349,722.49

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Solution

The fourth proportional to 361,782.20, 545,956.30 and 349,722.49 is: 527,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,782.20 : 545,956.30 = 349,722.49 : x
  2. Step 2: Convert to fraction form
    361,782.20/545,956.30 = 349,722.49/x
  3. Step 3: Cross multiply
    361,782.20x = 545,956.30 × 349,722.49
  4. Step 4: Simplify right side
    361,782.20x = 190,933,195,227.62
  5. Step 5: Solve for x
    x = 190,933,195,227.62/361,782.20
  6. Step 6: Final answer
    x = 527,757.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.