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Finding the Fourth Proportional to 501,502.36, 752,440.82 and 202,067.90

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Solution

The fourth proportional to 501,502.36, 752,440.82 and 202,067.90 is: 303,177.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,502.36 : 752,440.82 = 202,067.90 : x
  2. Step 2: Convert to fraction form
    501,502.36/752,440.82 = 202,067.90/x
  3. Step 3: Cross multiply
    501,502.36x = 752,440.82 × 202,067.90
  4. Step 4: Simplify right side
    501,502.36x = 152,044,136,371.68
  5. Step 5: Solve for x
    x = 152,044,136,371.68/501,502.36
  6. Step 6: Final answer
    x = 303,177.31

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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.