Home / 246,918.30-369,940.05-209,301.90

Finding the Fourth Proportional to 246,918.30, 369,940.05 and 209,301.90

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Solution

The fourth proportional to 246,918.30, 369,940.05 and 209,301.90 is: 313,582.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,918.30 : 369,940.05 = 209,301.90 : x
  2. Step 2: Convert to fraction form
    246,918.30/369,940.05 = 209,301.90/x
  3. Step 3: Cross multiply
    246,918.30x = 369,940.05 × 209,301.90
  4. Step 4: Simplify right side
    246,918.30x = 77,429,155,351.10
  5. Step 5: Solve for x
    x = 77,429,155,351.10/246,918.30
  6. Step 6: Final answer
    x = 313,582.09

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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.