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Finding the Fourth Proportional to 326,280.50, 450,270.16 and 183,043.62

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Solution

The fourth proportional to 326,280.50, 450,270.16 and 183,043.62 is: 252,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,280.50 : 450,270.16 = 183,043.62 : x
  2. Step 2: Convert to fraction form
    326,280.50/450,270.16 = 183,043.62/x
  3. Step 3: Cross multiply
    326,280.50x = 450,270.16 × 183,043.62
  4. Step 4: Simplify right side
    326,280.50x = 82,419,078,604.67
  5. Step 5: Solve for x
    x = 82,419,078,604.67/326,280.50
  6. Step 6: Final answer
    x = 252,601.91

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1.5x scale

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.