Home / 764,309.80-1,146,467.40-231,835.24

Finding the Fourth Proportional to 764,309.80, 1,146,467.40 and 231,835.24

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Solution

The fourth proportional to 764,309.80, 1,146,467.40 and 231,835.24 is: 347,753.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,309.80 : 1,146,467.40 = 231,835.24 : x
  2. Step 2: Convert to fraction form
    764,309.80/1,146,467.40 = 231,835.24/x
  3. Step 3: Cross multiply
    764,309.80x = 1,146,467.40 × 231,835.24
  4. Step 4: Simplify right side
    764,309.80x = 265,791,544,831.18
  5. Step 5: Solve for x
    x = 265,791,544,831.18/764,309.80
  6. Step 6: Final answer
    x = 347,753.68

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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.