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Finding the Fourth Proportional to 323,008.02, 484,155.23 and 133,363.84

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Solution

The fourth proportional to 323,008.02, 484,155.23 and 133,363.84 is: 199,898.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,008.02 : 484,155.23 = 133,363.84 : x
  2. Step 2: Convert to fraction form
    323,008.02/484,155.23 = 133,363.84/x
  3. Step 3: Cross multiply
    323,008.02x = 484,155.23 × 133,363.84
  4. Step 4: Simplify right side
    323,008.02x = 64,568,798,208.11
  5. Step 5: Solve for x
    x = 64,568,798,208.11/323,008.02
  6. Step 6: Final answer
    x = 199,898.44

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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.