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Finding the Fourth Proportional to 594.79, 820.76 and 332.75

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Solution

The fourth proportional to 594.79, 820.76 and 332.75 is: 459.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.79 : 820.76 = 332.75 : x
  2. Step 2: Convert to fraction form
    594.79/820.76 = 332.75/x
  3. Step 3: Cross multiply
    594.79x = 820.76 × 332.75
  4. Step 4: Simplify right side
    594.79x = 273,106.23
  5. Step 5: Solve for x
    x = 273,106.23/594.79
  6. Step 6: Final answer
    x = 459.17

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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.