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Finding the Fourth Proportional to 501,668.11, 752,220.02 and 164,680.52

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Solution

The fourth proportional to 501,668.11, 752,220.02 and 164,680.52 is: 246,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,668.11 : 752,220.02 = 164,680.52 : x
  2. Step 2: Convert to fraction form
    501,668.11/752,220.02 = 164,680.52/x
  3. Step 3: Cross multiply
    501,668.11x = 752,220.02 × 164,680.52
  4. Step 4: Simplify right side
    501,668.11x = 123,875,981,887.90
  5. Step 5: Solve for x
    x = 123,875,981,887.90/501,668.11
  6. Step 6: Final answer
    x = 246,928.16

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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.