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Finding the Fourth Proportional to 222,488.37, 306,949.23 and 164,484.39

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Solution

The fourth proportional to 222,488.37, 306,949.23 and 164,484.39 is: 226,925.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,488.37 : 306,949.23 = 164,484.39 : x
  2. Step 2: Convert to fraction form
    222,488.37/306,949.23 = 164,484.39/x
  3. Step 3: Cross multiply
    222,488.37x = 306,949.23 × 164,484.39
  4. Step 4: Simplify right side
    222,488.37x = 50,488,356,857.52
  5. Step 5: Solve for x
    x = 50,488,356,857.52/222,488.37
  6. Step 6: Final answer
    x = 226,925.82

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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.