Home / 809,807.46-1,214,586.59-270,073.23

Finding the Fourth Proportional to 809,807.46, 1,214,586.59 and 270,073.23

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Solution

The fourth proportional to 809,807.46, 1,214,586.59 and 270,073.23 is: 405,068.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,807.46 : 1,214,586.59 = 270,073.23 : x
  2. Step 2: Convert to fraction form
    809,807.46/1,214,586.59 = 270,073.23/x
  3. Step 3: Cross multiply
    809,807.46x = 1,214,586.59 × 270,073.23
  4. Step 4: Simplify right side
    809,807.46x = 328,027,322,125.62
  5. Step 5: Solve for x
    x = 328,027,322,125.62/809,807.46
  6. Step 6: Final answer
    x = 405,068.29

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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.