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Finding the Fourth Proportional to 304,163.60, 456,202.20 and 104,493.20

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Solution

The fourth proportional to 304,163.60, 456,202.20 and 104,493.20 is: 156,724.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,163.60 : 456,202.20 = 104,493.20 : x
  2. Step 2: Convert to fraction form
    304,163.60/456,202.20 = 104,493.20/x
  3. Step 3: Cross multiply
    304,163.60x = 456,202.20 × 104,493.20
  4. Step 4: Simplify right side
    304,163.60x = 47,670,027,725.04
  5. Step 5: Solve for x
    x = 47,670,027,725.04/304,163.60
  6. Step 6: Final answer
    x = 156,724.96

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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.