Home / 808,794.73-1,212,269.58-505,328.43

Finding the Fourth Proportional to 808,794.73, 1,212,269.58 and 505,328.43

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Solution

The fourth proportional to 808,794.73, 1,212,269.58 and 505,328.43 is: 757,416.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,794.73 : 1,212,269.58 = 505,328.43 : x
  2. Step 2: Convert to fraction form
    808,794.73/1,212,269.58 = 505,328.43/x
  3. Step 3: Cross multiply
    808,794.73x = 1,212,269.58 × 505,328.43
  4. Step 4: Simplify right side
    808,794.73x = 612,594,286,155.90
  5. Step 5: Solve for x
    x = 612,594,286,155.90/808,794.73
  6. Step 6: Final answer
    x = 757,416.27

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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.