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Finding the Fourth Proportional to 582.70, 803.98 and 333.94

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Solution

The fourth proportional to 582.70, 803.98 and 333.94 is: 460.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.70 : 803.98 = 333.94 : x
  2. Step 2: Convert to fraction form
    582.70/803.98 = 333.94/x
  3. Step 3: Cross multiply
    582.70x = 803.98 × 333.94
  4. Step 4: Simplify right side
    582.70x = 268,481.08
  5. Step 5: Solve for x
    x = 268,481.08/582.70
  6. Step 6: Final answer
    x = 460.75

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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.