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Finding the Fourth Proportional to 508.04, 760.26 and 361.48

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Solution

The fourth proportional to 508.04, 760.26 and 361.48 is: 540.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.04 : 760.26 = 361.48 : x
  2. Step 2: Convert to fraction form
    508.04/760.26 = 361.48/x
  3. Step 3: Cross multiply
    508.04x = 760.26 × 361.48
  4. Step 4: Simplify right side
    508.04x = 274,818.78
  5. Step 5: Solve for x
    x = 274,818.78/508.04
  6. Step 6: Final answer
    x = 540.94

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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.