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Finding the Fourth Proportional to 323,426.37, 485,227.08 and 183,283.41

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Solution

The fourth proportional to 323,426.37, 485,227.08 and 183,283.41 is: 274,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,426.37 : 485,227.08 = 183,283.41 : x
  2. Step 2: Convert to fraction form
    323,426.37/485,227.08 = 183,283.41/x
  3. Step 3: Cross multiply
    323,426.37x = 485,227.08 × 183,283.41
  4. Step 4: Simplify right side
    323,426.37x = 88,934,073,846.74
  5. Step 5: Solve for x
    x = 88,934,073,846.74/323,426.37
  6. Step 6: Final answer
    x = 274,974.71

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1.5x scale

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.