Home / 794,921.80-1,190,880.68-469,739.90

Finding the Fourth Proportional to 794,921.80, 1,190,880.68 and 469,739.90

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Solution

The fourth proportional to 794,921.80, 1,190,880.68 and 469,739.90 is: 703,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,921.80 : 1,190,880.68 = 469,739.90 : x
  2. Step 2: Convert to fraction form
    794,921.80/1,190,880.68 = 469,739.90/x
  3. Step 3: Cross multiply
    794,921.80x = 1,190,880.68 × 469,739.90
  4. Step 4: Simplify right side
    794,921.80x = 559,404,171,535.13
  5. Step 5: Solve for x
    x = 559,404,171,535.13/794,921.80
  6. Step 6: Final answer
    x = 703,722.27

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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.