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Finding the Fourth Proportional to 652,699.62, 978,810.22 and 226,125.27

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Solution

The fourth proportional to 652,699.62, 978,810.22 and 226,125.27 is: 339,105.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,699.62 : 978,810.22 = 226,125.27 : x
  2. Step 2: Convert to fraction form
    652,699.62/978,810.22 = 226,125.27/x
  3. Step 3: Cross multiply
    652,699.62x = 978,810.22 × 226,125.27
  4. Step 4: Simplify right side
    652,699.62x = 221,333,719,816.90
  5. Step 5: Solve for x
    x = 221,333,719,816.90/652,699.62
  6. Step 6: Final answer
    x = 339,105.03

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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.