Home / 397,022.46-595,615.89-130,799.34

Finding the Fourth Proportional to 397,022.46, 595,615.89 and 130,799.34

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Solution

The fourth proportional to 397,022.46, 595,615.89 and 130,799.34 is: 196,226.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,022.46 : 595,615.89 = 130,799.34 : x
  2. Step 2: Convert to fraction form
    397,022.46/595,615.89 = 130,799.34/x
  3. Step 3: Cross multiply
    397,022.46x = 595,615.89 × 130,799.34
  4. Step 4: Simplify right side
    397,022.46x = 77,906,165,305.51
  5. Step 5: Solve for x
    x = 77,906,165,305.51/397,022.46
  6. Step 6: Final answer
    x = 196,226.09

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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.