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Finding the Fourth Proportional to 486.82, 735.53 and 482.50

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Solution

The fourth proportional to 486.82, 735.53 and 482.50 is: 729.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    486.82 : 735.53 = 482.50 : x
  2. Step 2: Convert to fraction form
    486.82/735.53 = 482.50/x
  3. Step 3: Cross multiply
    486.82x = 735.53 × 482.50
  4. Step 4: Simplify right side
    486.82x = 354,893.23
  5. Step 5: Solve for x
    x = 354,893.23/486.82
  6. Step 6: Final answer
    x = 729.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.