Home / 737,544.60-1,015,669.26-640,704.24

Finding the Fourth Proportional to 737,544.60, 1,015,669.26 and 640,704.24

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Solution

The fourth proportional to 737,544.60, 1,015,669.26 and 640,704.24 is: 882,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,544.60 : 1,015,669.26 = 640,704.24 : x
  2. Step 2: Convert to fraction form
    737,544.60/1,015,669.26 = 640,704.24/x
  3. Step 3: Cross multiply
    737,544.60x = 1,015,669.26 × 640,704.24
  4. Step 4: Simplify right side
    737,544.60x = 650,743,601,319.66
  5. Step 5: Solve for x
    x = 650,743,601,319.66/737,544.60
  6. Step 6: Final answer
    x = 882,310.85

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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.