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Finding the Fourth Proportional to 434.66, 652.06 and 174.66

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Solution

The fourth proportional to 434.66, 652.06 and 174.66 is: 262.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.66 : 652.06 = 174.66 : x
  2. Step 2: Convert to fraction form
    434.66/652.06 = 174.66/x
  3. Step 3: Cross multiply
    434.66x = 652.06 × 174.66
  4. Step 4: Simplify right side
    434.66x = 113,888.80
  5. Step 5: Solve for x
    x = 113,888.80/434.66
  6. Step 6: Final answer
    x = 262.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.