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Finding the Fourth Proportional to 536,884.58, 805,280.74 and 252,508.29

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Solution

The fourth proportional to 536,884.58, 805,280.74 and 252,508.29 is: 378,740.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,884.58 : 805,280.74 = 252,508.29 : x
  2. Step 2: Convert to fraction form
    536,884.58/805,280.74 = 252,508.29/x
  3. Step 3: Cross multiply
    536,884.58x = 805,280.74 × 252,508.29
  4. Step 4: Simplify right side
    536,884.58x = 203,340,058,976.26
  5. Step 5: Solve for x
    x = 203,340,058,976.26/536,884.58
  6. Step 6: Final answer
    x = 378,740.73

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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.