Home / 327,730.37-452,407.68-220,362.62

Finding the Fourth Proportional to 327,730.37, 452,407.68 and 220,362.62

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Solution

The fourth proportional to 327,730.37, 452,407.68 and 220,362.62 is: 304,194.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,730.37 : 452,407.68 = 220,362.62 : x
  2. Step 2: Convert to fraction form
    327,730.37/452,407.68 = 220,362.62/x
  3. Step 3: Cross multiply
    327,730.37x = 452,407.68 × 220,362.62
  4. Step 4: Simplify right side
    327,730.37x = 99,693,739,410.88
  5. Step 5: Solve for x
    x = 99,693,739,410.88/327,730.37
  6. Step 6: Final answer
    x = 304,194.39

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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.