Home / 536,916.39-805,379.43-162,939.39

Finding the Fourth Proportional to 536,916.39, 805,379.43 and 162,939.39

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Solution

The fourth proportional to 536,916.39, 805,379.43 and 162,939.39 is: 244,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,916.39 : 805,379.43 = 162,939.39 : x
  2. Step 2: Convert to fraction form
    536,916.39/805,379.43 = 162,939.39/x
  3. Step 3: Cross multiply
    536,916.39x = 805,379.43 × 162,939.39
  4. Step 4: Simplify right side
    536,916.39x = 131,228,033,042.75
  5. Step 5: Solve for x
    x = 131,228,033,042.75/536,916.39
  6. Step 6: Final answer
    x = 244,410.56

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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.