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Finding the Fourth Proportional to 450.52, 675.70 and 158.00

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Solution

The fourth proportional to 450.52, 675.70 and 158.00 is: 236.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.52 : 675.70 = 158.00 : x
  2. Step 2: Convert to fraction form
    450.52/675.70 = 158.00/x
  3. Step 3: Cross multiply
    450.52x = 675.70 × 158.00
  4. Step 4: Simplify right side
    450.52x = 106,761.50
  5. Step 5: Solve for x
    x = 106,761.50/450.52
  6. Step 6: Final answer
    x = 236.98

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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.