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Finding the Fourth Proportional to 508.05, 762.27 and 234.27

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Solution

The fourth proportional to 508.05, 762.27 and 234.27 is: 351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.05 : 762.27 = 234.27 : x
  2. Step 2: Convert to fraction form
    508.05/762.27 = 234.27/x
  3. Step 3: Cross multiply
    508.05x = 762.27 × 234.27
  4. Step 4: Simplify right side
    508.05x = 178,576.99
  5. Step 5: Solve for x
    x = 178,576.99/508.05
  6. Step 6: Final answer
    x = 351.49

Related Problems

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Half scale
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Double scale
Find fourth proportional to 509.05, 763.77 and 235.27
Similar ratio
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1.5x scale

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.