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Finding the Fourth Proportional to 356.94, 534.85 and 234.93

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Solution

The fourth proportional to 356.94, 534.85 and 234.93 is: 352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.94 : 534.85 = 234.93 : x
  2. Step 2: Convert to fraction form
    356.94/534.85 = 234.93/x
  3. Step 3: Cross multiply
    356.94x = 534.85 × 234.93
  4. Step 4: Simplify right side
    356.94x = 125,652.31
  5. Step 5: Solve for x
    x = 125,652.31/356.94
  6. Step 6: Final answer
    x = 352.03

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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.