Home / 410,634.24-615,973.44-130,173.36

Finding the Fourth Proportional to 410,634.24, 615,973.44 and 130,173.36

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Solution

The fourth proportional to 410,634.24, 615,973.44 and 130,173.36 is: 195,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,634.24 : 615,973.44 = 130,173.36 : x
  2. Step 2: Convert to fraction form
    410,634.24/615,973.44 = 130,173.36/x
  3. Step 3: Cross multiply
    410,634.24x = 615,973.44 × 130,173.36
  4. Step 4: Simplify right side
    410,634.24x = 80,183,332,355.56
  5. Step 5: Solve for x
    x = 80,183,332,355.56/410,634.24
  6. Step 6: Final answer
    x = 195,267.04

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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.