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Finding the Fourth Proportional to 563,192.40, 844,791.54 and 142,468.68

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Solution

The fourth proportional to 563,192.40, 844,791.54 and 142,468.68 is: 213,703.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,192.40 : 844,791.54 = 142,468.68 : x
  2. Step 2: Convert to fraction form
    563,192.40/844,791.54 = 142,468.68/x
  3. Step 3: Cross multiply
    563,192.40x = 844,791.54 × 142,468.68
  4. Step 4: Simplify right side
    563,192.40x = 120,356,335,578.97
  5. Step 5: Solve for x
    x = 120,356,335,578.97/563,192.40
  6. Step 6: Final answer
    x = 213,703.76

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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.