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Finding the Fourth Proportional to 595.39, 821.43 and 333.34

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Solution

The fourth proportional to 595.39, 821.43 and 333.34 is: 459.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.39 : 821.43 = 333.34 : x
  2. Step 2: Convert to fraction form
    595.39/821.43 = 333.34/x
  3. Step 3: Cross multiply
    595.39x = 821.43 × 333.34
  4. Step 4: Simplify right side
    595.39x = 273,815.48
  5. Step 5: Solve for x
    x = 273,815.48/595.39
  6. Step 6: Final answer
    x = 459.89

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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.