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Finding the Fourth Proportional to 883.03, 1,323.53 and 362.36

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Solution

The fourth proportional to 883.03, 1,323.53 and 362.36 is: 543.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.03 : 1,323.53 = 362.36 : x
  2. Step 2: Convert to fraction form
    883.03/1,323.53 = 362.36/x
  3. Step 3: Cross multiply
    883.03x = 1,323.53 × 362.36
  4. Step 4: Simplify right side
    883.03x = 479,598.55
  5. Step 5: Solve for x
    x = 479,598.55/883.03
  6. Step 6: Final answer
    x = 543.13

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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.