Home / 764,292.96-1,146,438.09-203,327.46

Finding the Fourth Proportional to 764,292.96, 1,146,438.09 and 203,327.46

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Solution

The fourth proportional to 764,292.96, 1,146,438.09 and 203,327.46 is: 304,990.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,292.96 : 1,146,438.09 = 203,327.46 : x
  2. Step 2: Convert to fraction form
    764,292.96/1,146,438.09 = 203,327.46/x
  3. Step 3: Cross multiply
    764,292.96x = 1,146,438.09 × 203,327.46
  4. Step 4: Simplify right side
    764,292.96x = 233,102,344,886.95
  5. Step 5: Solve for x
    x = 233,102,344,886.95/764,292.96
  6. Step 6: Final answer
    x = 304,990.83

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Similar ratio
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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.