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Finding the Fourth Proportional to 503.04, 694.26 and 306.69

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Solution

The fourth proportional to 503.04, 694.26 and 306.69 is: 423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.04 : 694.26 = 306.69 : x
  2. Step 2: Convert to fraction form
    503.04/694.26 = 306.69/x
  3. Step 3: Cross multiply
    503.04x = 694.26 × 306.69
  4. Step 4: Simplify right side
    503.04x = 212,922.60
  5. Step 5: Solve for x
    x = 212,922.60/503.04
  6. Step 6: Final answer
    x = 423.27

Related Problems

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.