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Finding the Fourth Proportional to 507.34, 700.44 and 367.91

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Solution

The fourth proportional to 507.34, 700.44 and 367.91 is: 507.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.34 : 700.44 = 367.91 : x
  2. Step 2: Convert to fraction form
    507.34/700.44 = 367.91/x
  3. Step 3: Cross multiply
    507.34x = 700.44 × 367.91
  4. Step 4: Simplify right side
    507.34x = 257,698.88
  5. Step 5: Solve for x
    x = 257,698.88/507.34
  6. Step 6: Final answer
    x = 507.94

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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.