Home / 222,934.20-334,401.30-212,566.20

Finding the Fourth Proportional to 222,934.20, 334,401.30 and 212,566.20

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Solution

The fourth proportional to 222,934.20, 334,401.30 and 212,566.20 is: 318,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,934.20 : 334,401.30 = 212,566.20 : x
  2. Step 2: Convert to fraction form
    222,934.20/334,401.30 = 212,566.20/x
  3. Step 3: Cross multiply
    222,934.20x = 334,401.30 × 212,566.20
  4. Step 4: Simplify right side
    222,934.20x = 71,082,413,616.06
  5. Step 5: Solve for x
    x = 71,082,413,616.06/222,934.20
  6. Step 6: Final answer
    x = 318,849.30

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1.5x scale

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.