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Finding the Fourth Proportional to 384.14, 529.89 and 244.01

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Solution

The fourth proportional to 384.14, 529.89 and 244.01 is: 336.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    384.14 : 529.89 = 244.01 : x
  2. Step 2: Convert to fraction form
    384.14/529.89 = 244.01/x
  3. Step 3: Cross multiply
    384.14x = 529.89 × 244.01
  4. Step 4: Simplify right side
    384.14x = 129,295.81
  5. Step 5: Solve for x
    x = 129,295.81/384.14
  6. Step 6: Final answer
    x = 336.59

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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.