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Finding the Fourth Proportional to 595.22, 821.45 and 333.25

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Solution

The fourth proportional to 595.22, 821.45 and 333.25 is: 459.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.22 : 821.45 = 333.25 : x
  2. Step 2: Convert to fraction form
    595.22/821.45 = 333.25/x
  3. Step 3: Cross multiply
    595.22x = 821.45 × 333.25
  4. Step 4: Simplify right side
    595.22x = 273,748.21
  5. Step 5: Solve for x
    x = 273,748.21/595.22
  6. Step 6: Final answer
    x = 459.91

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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.