Home / 764,367.66-1,146,577.38-203,402.70

Finding the Fourth Proportional to 764,367.66, 1,146,577.38 and 203,402.70

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Solution

The fourth proportional to 764,367.66, 1,146,577.38 and 203,402.70 is: 305,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,367.66 : 1,146,577.38 = 203,402.70 : x
  2. Step 2: Convert to fraction form
    764,367.66/1,146,577.38 = 203,402.70/x
  3. Step 3: Cross multiply
    764,367.66x = 1,146,577.38 × 203,402.70
  4. Step 4: Simplify right side
    764,367.66x = 233,216,934,850.93
  5. Step 5: Solve for x
    x = 233,216,934,850.93/764,367.66
  6. Step 6: Final answer
    x = 305,110.94

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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.