Home / 324,130.92-447,288.93-178,933.59

Finding the Fourth Proportional to 324,130.92, 447,288.93 and 178,933.59

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Solution

The fourth proportional to 324,130.92, 447,288.93 and 178,933.59 is: 246,921.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,130.92 : 447,288.93 = 178,933.59 : x
  2. Step 2: Convert to fraction form
    324,130.92/447,288.93 = 178,933.59/x
  3. Step 3: Cross multiply
    324,130.92x = 447,288.93 × 178,933.59
  4. Step 4: Simplify right side
    324,130.92x = 80,035,014,012.16
  5. Step 5: Solve for x
    x = 80,035,014,012.16/324,130.92
  6. Step 6: Final answer
    x = 246,921.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.