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Finding the Fourth Proportional to 350.04, 482.82 and 266.96

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Solution

The fourth proportional to 350.04, 482.82 and 266.96 is: 368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.04 : 482.82 = 266.96 : x
  2. Step 2: Convert to fraction form
    350.04/482.82 = 266.96/x
  3. Step 3: Cross multiply
    350.04x = 482.82 × 266.96
  4. Step 4: Simplify right side
    350.04x = 128,893.63
  5. Step 5: Solve for x
    x = 128,893.63/350.04
  6. Step 6: Final answer
    x = 368.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.