Home / 835,175.20-1,252,759.28-302,571.36

Finding the Fourth Proportional to 835,175.20, 1,252,759.28 and 302,571.36

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Solution

The fourth proportional to 835,175.20, 1,252,759.28 and 302,571.36 is: 453,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,175.20 : 1,252,759.28 = 302,571.36 : x
  2. Step 2: Convert to fraction form
    835,175.20/1,252,759.28 = 302,571.36/x
  3. Step 3: Cross multiply
    835,175.20x = 1,252,759.28 × 302,571.36
  4. Step 4: Simplify right side
    835,175.20x = 379,049,079,102.22
  5. Step 5: Solve for x
    x = 379,049,079,102.22/835,175.20
  6. Step 6: Final answer
    x = 453,855.76

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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.