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Finding the Fourth Proportional to 329,936.82, 495,233.28 and 152,483.64

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Solution

The fourth proportional to 329,936.82, 495,233.28 and 152,483.64 is: 228,877.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,936.82 : 495,233.28 = 152,483.64 : x
  2. Step 2: Convert to fraction form
    329,936.82/495,233.28 = 152,483.64/x
  3. Step 3: Cross multiply
    329,936.82x = 495,233.28 × 152,483.64
  4. Step 4: Simplify right side
    329,936.82x = 75,514,973,183.54
  5. Step 5: Solve for x
    x = 75,514,973,183.54/329,936.82
  6. Step 6: Final answer
    x = 228,877.07

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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.