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Finding the Fourth Proportional to 595.60, 821.92 and 333.64

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Solution

The fourth proportional to 595.60, 821.92 and 333.64 is: 460.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.60 : 821.92 = 333.64 : x
  2. Step 2: Convert to fraction form
    595.60/821.92 = 333.64/x
  3. Step 3: Cross multiply
    595.60x = 821.92 × 333.64
  4. Step 4: Simplify right side
    595.60x = 274,225.39
  5. Step 5: Solve for x
    x = 274,225.39/595.60
  6. Step 6: Final answer
    x = 460.42

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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.