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Finding the Fourth Proportional to 882.84, 1,324.30 and 233.58

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Solution

The fourth proportional to 882.84, 1,324.30 and 233.58 is: 350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.84 : 1,324.30 = 233.58 : x
  2. Step 2: Convert to fraction form
    882.84/1,324.30 = 233.58/x
  3. Step 3: Cross multiply
    882.84x = 1,324.30 × 233.58
  4. Step 4: Simplify right side
    882.84x = 309,329.99
  5. Step 5: Solve for x
    x = 309,329.99/882.84
  6. Step 6: Final answer
    x = 350.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.