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Finding the Fourth Proportional to 346.08, 477.63 and 263.04

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Solution

The fourth proportional to 346.08, 477.63 and 263.04 is: 363.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.08 : 477.63 = 263.04 : x
  2. Step 2: Convert to fraction form
    346.08/477.63 = 263.04/x
  3. Step 3: Cross multiply
    346.08x = 477.63 × 263.04
  4. Step 4: Simplify right side
    346.08x = 125,635.80
  5. Step 5: Solve for x
    x = 125,635.80/346.08
  6. Step 6: Final answer
    x = 363.03

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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.