Home / 342,819.82-472,934.34-222,000.03

Finding the Fourth Proportional to 342,819.82, 472,934.34 and 222,000.03

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Solution

The fourth proportional to 342,819.82, 472,934.34 and 222,000.03 is: 306,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,819.82 : 472,934.34 = 222,000.03 : x
  2. Step 2: Convert to fraction form
    342,819.82/472,934.34 = 222,000.03/x
  3. Step 3: Cross multiply
    342,819.82x = 472,934.34 × 222,000.03
  4. Step 4: Simplify right side
    342,819.82x = 104,991,437,668.03
  5. Step 5: Solve for x
    x = 104,991,437,668.03/342,819.82
  6. Step 6: Final answer
    x = 306,258.37

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1.5x scale

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.