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Finding the Fourth Proportional to 382.34, 573.06 and 165.46

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Solution

The fourth proportional to 382.34, 573.06 and 165.46 is: 248.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.34 : 573.06 = 165.46 : x
  2. Step 2: Convert to fraction form
    382.34/573.06 = 165.46/x
  3. Step 3: Cross multiply
    382.34x = 573.06 × 165.46
  4. Step 4: Simplify right side
    382.34x = 94,818.51
  5. Step 5: Solve for x
    x = 94,818.51/382.34
  6. Step 6: Final answer
    x = 248.00

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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.