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Finding the Fourth Proportional to 356.49, 533.48 and 246.29

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Solution

The fourth proportional to 356.49, 533.48 and 246.29 is: 368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.49 : 533.48 = 246.29 : x
  2. Step 2: Convert to fraction form
    356.49/533.48 = 246.29/x
  3. Step 3: Cross multiply
    356.49x = 533.48 × 246.29
  4. Step 4: Simplify right side
    356.49x = 131,386.89
  5. Step 5: Solve for x
    x = 131,386.89/356.49
  6. Step 6: Final answer
    x = 368.56

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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.