Home / 397,320.20-595,986.78-97,801.64

Finding the Fourth Proportional to 397,320.20, 595,986.78 and 97,801.64

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Solution

The fourth proportional to 397,320.20, 595,986.78 and 97,801.64 is: 146,704.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,320.20 : 595,986.78 = 97,801.64 : x
  2. Step 2: Convert to fraction form
    397,320.20/595,986.78 = 97,801.64/x
  3. Step 3: Cross multiply
    397,320.20x = 595,986.78 × 97,801.64
  4. Step 4: Simplify right side
    397,320.20x = 58,288,484,502.32
  5. Step 5: Solve for x
    x = 58,288,484,502.32/397,320.20
  6. Step 6: Final answer
    x = 146,704.06

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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.