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Finding the Fourth Proportional to 536,791.03, 805,186.77 and 252,272.77

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Solution

The fourth proportional to 536,791.03, 805,186.77 and 252,272.77 is: 378,409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,791.03 : 805,186.77 = 252,272.77 : x
  2. Step 2: Convert to fraction form
    536,791.03/805,186.77 = 252,272.77/x
  3. Step 3: Cross multiply
    536,791.03x = 805,186.77 × 252,272.77
  4. Step 4: Simplify right side
    536,791.03x = 203,126,696,835.25
  5. Step 5: Solve for x
    x = 203,126,696,835.25/536,791.03
  6. Step 6: Final answer
    x = 378,409.26

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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.