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Finding the Fourth Proportional to 464,198.04, 640,658.16 and 335,553.84

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Solution

The fourth proportional to 464,198.04, 640,658.16 and 335,553.84 is: 463,111.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,198.04 : 640,658.16 = 335,553.84 : x
  2. Step 2: Convert to fraction form
    464,198.04/640,658.16 = 335,553.84/x
  3. Step 3: Cross multiply
    464,198.04x = 640,658.16 × 335,553.84
  4. Step 4: Simplify right side
    464,198.04x = 214,975,305,715.33
  5. Step 5: Solve for x
    x = 214,975,305,715.33/464,198.04
  6. Step 6: Final answer
    x = 463,111.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.