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Finding the Fourth Proportional to 346.33, 474.29 and 341.77

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Solution

The fourth proportional to 346.33, 474.29 and 341.77 is: 468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.33 : 474.29 = 341.77 : x
  2. Step 2: Convert to fraction form
    346.33/474.29 = 341.77/x
  3. Step 3: Cross multiply
    346.33x = 474.29 × 341.77
  4. Step 4: Simplify right side
    346.33x = 162,099.54
  5. Step 5: Solve for x
    x = 162,099.54/346.33
  6. Step 6: Final answer
    x = 468.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.