Home / 254,976.20-382,300.14-219,448.34

Finding the Fourth Proportional to 254,976.20, 382,300.14 and 219,448.34

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Solution

The fourth proportional to 254,976.20, 382,300.14 and 219,448.34 is: 329,031.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,976.20 : 382,300.14 = 219,448.34 : x
  2. Step 2: Convert to fraction form
    254,976.20/382,300.14 = 219,448.34/x
  3. Step 3: Cross multiply
    254,976.20x = 382,300.14 × 219,448.34
  4. Step 4: Simplify right side
    254,976.20x = 83,895,131,104.77
  5. Step 5: Solve for x
    x = 83,895,131,104.77/254,976.20
  6. Step 6: Final answer
    x = 329,031.22

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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.