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Finding the Fourth Proportional to 483.03, 724.12 and 222.93

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Solution

The fourth proportional to 483.03, 724.12 and 222.93 is: 334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.03 : 724.12 = 222.93 : x
  2. Step 2: Convert to fraction form
    483.03/724.12 = 222.93/x
  3. Step 3: Cross multiply
    483.03x = 724.12 × 222.93
  4. Step 4: Simplify right side
    483.03x = 161,427.51
  5. Step 5: Solve for x
    x = 161,427.51/483.03
  6. Step 6: Final answer
    x = 334.20

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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.