Home / 298,665.24-448,063.43-219,539.58

Finding the Fourth Proportional to 298,665.24, 448,063.43 and 219,539.58

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Solution

The fourth proportional to 298,665.24, 448,063.43 and 219,539.58 is: 329,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,665.24 : 448,063.43 = 219,539.58 : x
  2. Step 2: Convert to fraction form
    298,665.24/448,063.43 = 219,539.58/x
  3. Step 3: Cross multiply
    298,665.24x = 448,063.43 × 219,539.58
  4. Step 4: Simplify right side
    298,665.24x = 98,367,657,235.56
  5. Step 5: Solve for x
    x = 98,367,657,235.56/298,665.24
  6. Step 6: Final answer
    x = 329,357.57

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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.