Home / 397,066.14-595,673.01-130,845.36

Finding the Fourth Proportional to 397,066.14, 595,673.01 and 130,845.36

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Solution

The fourth proportional to 397,066.14, 595,673.01 and 130,845.36 is: 196,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,066.14 : 595,673.01 = 130,845.36 : x
  2. Step 2: Convert to fraction form
    397,066.14/595,673.01 = 130,845.36/x
  3. Step 3: Cross multiply
    397,066.14x = 595,673.01 × 130,845.36
  4. Step 4: Simplify right side
    397,066.14x = 77,941,049,435.73
  5. Step 5: Solve for x
    x = 77,941,049,435.73/397,066.14
  6. Step 6: Final answer
    x = 196,292.36

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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.