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Finding the Fourth Proportional to 222,306.64, 306,668.36 and 150,662.16

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Solution

The fourth proportional to 222,306.64, 306,668.36 and 150,662.16 is: 207,835.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,306.64 : 306,668.36 = 150,662.16 : x
  2. Step 2: Convert to fraction form
    222,306.64/306,668.36 = 150,662.16/x
  3. Step 3: Cross multiply
    222,306.64x = 306,668.36 × 150,662.16
  4. Step 4: Simplify right side
    222,306.64x = 46,203,317,521.26
  5. Step 5: Solve for x
    x = 46,203,317,521.26/222,306.64
  6. Step 6: Final answer
    x = 207,835.98

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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.