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Finding the Fourth Proportional to 507.55, 761.53 and 182.94

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Solution

The fourth proportional to 507.55, 761.53 and 182.94 is: 274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.55 : 761.53 = 182.94 : x
  2. Step 2: Convert to fraction form
    507.55/761.53 = 182.94/x
  3. Step 3: Cross multiply
    507.55x = 761.53 × 182.94
  4. Step 4: Simplify right side
    507.55x = 139,314.30
  5. Step 5: Solve for x
    x = 139,314.30/507.55
  6. Step 6: Final answer
    x = 274.48

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Double scale
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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.