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Finding the Fourth Proportional to 536,202.57, 804,303.17 and 136,843.36

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Solution

The fourth proportional to 536,202.57, 804,303.17 and 136,843.36 is: 205,264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,202.57 : 804,303.17 = 136,843.36 : x
  2. Step 2: Convert to fraction form
    536,202.57/804,303.17 = 136,843.36/x
  3. Step 3: Cross multiply
    536,202.57x = 804,303.17 × 136,843.36
  4. Step 4: Simplify right side
    536,202.57x = 110,063,548,241.45
  5. Step 5: Solve for x
    x = 110,063,548,241.45/536,202.57
  6. Step 6: Final answer
    x = 205,264.87

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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.