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Finding the Fourth Proportional to 882.58, 1,324.29 and 362.94

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Solution

The fourth proportional to 882.58, 1,324.29 and 362.94 is: 544.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.58 : 1,324.29 = 362.94 : x
  2. Step 2: Convert to fraction form
    882.58/1,324.29 = 362.94/x
  3. Step 3: Cross multiply
    882.58x = 1,324.29 × 362.94
  4. Step 4: Simplify right side
    882.58x = 480,637.81
  5. Step 5: Solve for x
    x = 480,637.81/882.58
  6. Step 6: Final answer
    x = 544.58

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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.