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Finding the Fourth Proportional to 550,185.48, 759,587.22 and 359,517.96

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Solution

The fourth proportional to 550,185.48, 759,587.22 and 359,517.96 is: 496,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,185.48 : 759,587.22 = 359,517.96 : x
  2. Step 2: Convert to fraction form
    550,185.48/759,587.22 = 359,517.96/x
  3. Step 3: Cross multiply
    550,185.48x = 759,587.22 × 359,517.96
  4. Step 4: Simplify right side
    550,185.48x = 273,085,247,776.47
  5. Step 5: Solve for x
    x = 273,085,247,776.47/550,185.48
  6. Step 6: Final answer
    x = 496,351.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.