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Finding the Fourth Proportional to 589.03, 883.48 and 242.40

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Solution

The fourth proportional to 589.03, 883.48 and 242.40 is: 363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.03 : 883.48 = 242.40 : x
  2. Step 2: Convert to fraction form
    589.03/883.48 = 242.40/x
  3. Step 3: Cross multiply
    589.03x = 883.48 × 242.40
  4. Step 4: Simplify right side
    589.03x = 214,155.55
  5. Step 5: Solve for x
    x = 214,155.55/589.03
  6. Step 6: Final answer
    x = 363.57

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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.