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Finding the Fourth Proportional to 332.60, 459.36 and 222.58

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Solution

The fourth proportional to 332.60, 459.36 and 222.58 is: 307.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.60 : 459.36 = 222.58 : x
  2. Step 2: Convert to fraction form
    332.60/459.36 = 222.58/x
  3. Step 3: Cross multiply
    332.60x = 459.36 × 222.58
  4. Step 4: Simplify right side
    332.60x = 102,244.35
  5. Step 5: Solve for x
    x = 102,244.35/332.60
  6. Step 6: Final answer
    x = 307.41

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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.