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Finding the Fourth Proportional to 595.19, 821.40 and 333.23

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Solution

The fourth proportional to 595.19, 821.40 and 333.23 is: 459.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.19 : 821.40 = 333.23 : x
  2. Step 2: Convert to fraction form
    595.19/821.40 = 333.23/x
  3. Step 3: Cross multiply
    595.19x = 821.40 × 333.23
  4. Step 4: Simplify right side
    595.19x = 273,715.12
  5. Step 5: Solve for x
    x = 273,715.12/595.19
  6. Step 6: Final answer
    x = 459.88

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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.