Home / 764,289.96-1,146,433.59-203,324.46

Finding the Fourth Proportional to 764,289.96, 1,146,433.59 and 203,324.46

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Solution

The fourth proportional to 764,289.96, 1,146,433.59 and 203,324.46 is: 304,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,289.96 : 1,146,433.59 = 203,324.46 : x
  2. Step 2: Convert to fraction form
    764,289.96/1,146,433.59 = 203,324.46/x
  3. Step 3: Cross multiply
    764,289.96x = 1,146,433.59 × 203,324.46
  4. Step 4: Simplify right side
    764,289.96x = 233,097,990,612.61
  5. Step 5: Solve for x
    x = 233,097,990,612.61/764,289.96
  6. Step 6: Final answer
    x = 304,986.33

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Double scale
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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.