Home / 764,270.80-1,146,114.60-231,614.80

Finding the Fourth Proportional to 764,270.80, 1,146,114.60 and 231,614.80

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Solution

The fourth proportional to 764,270.80, 1,146,114.60 and 231,614.80 is: 347,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,270.80 : 1,146,114.60 = 231,614.80 : x
  2. Step 2: Convert to fraction form
    764,270.80/1,146,114.60 = 231,614.80/x
  3. Step 3: Cross multiply
    764,270.80x = 1,146,114.60 × 231,614.80
  4. Step 4: Simplify right side
    764,270.80x = 265,457,103,856.08
  5. Step 5: Solve for x
    x = 265,457,103,856.08/764,270.80
  6. Step 6: Final answer
    x = 347,333.83

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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.