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Finding the Fourth Proportional to 504.75, 757.13 and 216.19

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Solution

The fourth proportional to 504.75, 757.13 and 216.19 is: 324.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.75 : 757.13 = 216.19 : x
  2. Step 2: Convert to fraction form
    504.75/757.13 = 216.19/x
  3. Step 3: Cross multiply
    504.75x = 757.13 × 216.19
  4. Step 4: Simplify right side
    504.75x = 163,683.93
  5. Step 5: Solve for x
    x = 163,683.93/504.75
  6. Step 6: Final answer
    x = 324.29

Related Problems

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Half scale
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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.