Home / 410,088.45-615,105.33-197,009.04

Finding the Fourth Proportional to 410,088.45, 615,105.33 and 197,009.04

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Solution

The fourth proportional to 410,088.45, 615,105.33 and 197,009.04 is: 295,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,088.45 : 615,105.33 = 197,009.04 : x
  2. Step 2: Convert to fraction form
    410,088.45/615,105.33 = 197,009.04/x
  3. Step 3: Cross multiply
    410,088.45x = 615,105.33 × 197,009.04
  4. Step 4: Simplify right side
    410,088.45x = 121,181,310,562.18
  5. Step 5: Solve for x
    x = 121,181,310,562.18/410,088.45
  6. Step 6: Final answer
    x = 295,500.42

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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.