Home / 494,225.80-682,031.28-267,871.36

Finding the Fourth Proportional to 494,225.80, 682,031.28 and 267,871.36

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Solution

The fourth proportional to 494,225.80, 682,031.28 and 267,871.36 is: 369,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,225.80 : 682,031.28 = 267,871.36 : x
  2. Step 2: Convert to fraction form
    494,225.80/682,031.28 = 267,871.36/x
  3. Step 3: Cross multiply
    494,225.80x = 682,031.28 × 267,871.36
  4. Step 4: Simplify right side
    494,225.80x = 182,696,646,536.14
  5. Step 5: Solve for x
    x = 182,696,646,536.14/494,225.80
  6. Step 6: Final answer
    x = 369,662.30

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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.