Home / 464,660.91-697,064.30-198,422.82

Finding the Fourth Proportional to 464,660.91, 697,064.30 and 198,422.82

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Solution

The fourth proportional to 464,660.91, 697,064.30 and 198,422.82 is: 297,665.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,660.91 : 697,064.30 = 198,422.82 : x
  2. Step 2: Convert to fraction form
    464,660.91/697,064.30 = 198,422.82/x
  3. Step 3: Cross multiply
    464,660.91x = 697,064.30 × 198,422.82
  4. Step 4: Simplify right side
    464,660.91x = 138,313,463,135.21
  5. Step 5: Solve for x
    x = 138,313,463,135.21/464,660.91
  6. Step 6: Final answer
    x = 297,665.37

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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.