Home / 764,461.62-1,146,699.33-231,982.64

Finding the Fourth Proportional to 764,461.62, 1,146,699.33 and 231,982.64

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Solution

The fourth proportional to 764,461.62, 1,146,699.33 and 231,982.64 is: 347,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,461.62 : 1,146,699.33 = 231,982.64 : x
  2. Step 2: Convert to fraction form
    764,461.62/1,146,699.33 = 231,982.64/x
  3. Step 3: Cross multiply
    764,461.62x = 1,146,699.33 × 231,982.64
  4. Step 4: Simplify right side
    764,461.62x = 266,014,337,859.63
  5. Step 5: Solve for x
    x = 266,014,337,859.63/764,461.62
  6. Step 6: Final answer
    x = 347,976.05

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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.