Home / 541,023.75-811,008.23-225,570.87

Finding the Fourth Proportional to 541,023.75, 811,008.23 and 225,570.87

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Solution

The fourth proportional to 541,023.75, 811,008.23 and 225,570.87 is: 338,136.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,023.75 : 811,008.23 = 225,570.87 : x
  2. Step 2: Convert to fraction form
    541,023.75/811,008.23 = 225,570.87/x
  3. Step 3: Cross multiply
    541,023.75x = 811,008.23 × 225,570.87
  4. Step 4: Simplify right side
    541,023.75x = 182,939,830,890.41
  5. Step 5: Solve for x
    x = 182,939,830,890.41/541,023.75
  6. Step 6: Final answer
    x = 338,136.41

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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.