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Finding the Fourth Proportional to 327,210.56, 452,355.60 and 324,216.80

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Solution

The fourth proportional to 327,210.56, 452,355.60 and 324,216.80 is: 448,216.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,210.56 : 452,355.60 = 324,216.80 : x
  2. Step 2: Convert to fraction form
    327,210.56/452,355.60 = 324,216.80/x
  3. Step 3: Cross multiply
    327,210.56x = 452,355.60 × 324,216.80
  4. Step 4: Simplify right side
    327,210.56x = 146,661,285,094.08
  5. Step 5: Solve for x
    x = 146,661,285,094.08/327,210.56
  6. Step 6: Final answer
    x = 448,216.85

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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.