Home / 764,288.52-1,146,435.50-231,814.12

Finding the Fourth Proportional to 764,288.52, 1,146,435.50 and 231,814.12

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Solution

The fourth proportional to 764,288.52, 1,146,435.50 and 231,814.12 is: 347,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,288.52 : 1,146,435.50 = 231,814.12 : x
  2. Step 2: Convert to fraction form
    764,288.52/1,146,435.50 = 231,814.12/x
  3. Step 3: Cross multiply
    764,288.52x = 1,146,435.50 × 231,814.12
  4. Step 4: Simplify right side
    764,288.52x = 265,759,936,569.26
  5. Step 5: Solve for x
    x = 265,759,936,569.26/764,288.52
  6. Step 6: Final answer
    x = 347,722.00

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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.