Home / 379,752.24-524,057.22-218,548.56

Finding the Fourth Proportional to 379,752.24, 524,057.22 and 218,548.56

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Solution

The fourth proportional to 379,752.24, 524,057.22 and 218,548.56 is: 301,596.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,752.24 : 524,057.22 = 218,548.56 : x
  2. Step 2: Convert to fraction form
    379,752.24/524,057.22 = 218,548.56/x
  3. Step 3: Cross multiply
    379,752.24x = 524,057.22 × 218,548.56
  4. Step 4: Simplify right side
    379,752.24x = 114,531,950,788.60
  5. Step 5: Solve for x
    x = 114,531,950,788.60/379,752.24
  6. Step 6: Final answer
    x = 301,596.51

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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.