Home / 764,284.48-1,146,429.48-231,810.12

Finding the Fourth Proportional to 764,284.48, 1,146,429.48 and 231,810.12

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Solution

The fourth proportional to 764,284.48, 1,146,429.48 and 231,810.12 is: 347,716.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,284.48 : 1,146,429.48 = 231,810.12 : x
  2. Step 2: Convert to fraction form
    764,284.48/1,146,429.48 = 231,810.12/x
  3. Step 3: Cross multiply
    764,284.48x = 1,146,429.48 × 231,810.12
  4. Step 4: Simplify right side
    764,284.48x = 265,753,955,330.34
  5. Step 5: Solve for x
    x = 265,753,955,330.34/764,284.48
  6. Step 6: Final answer
    x = 347,716.02

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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.