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Finding the Fourth Proportional to 483.22, 724.80 and 264.01

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Solution

The fourth proportional to 483.22, 724.80 and 264.01 is: 396.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.22 : 724.80 = 264.01 : x
  2. Step 2: Convert to fraction form
    483.22/724.80 = 264.01/x
  3. Step 3: Cross multiply
    483.22x = 724.80 × 264.01
  4. Step 4: Simplify right side
    483.22x = 191,353.50
  5. Step 5: Solve for x
    x = 191,353.50/483.22
  6. Step 6: Final answer
    x = 396.00

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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.