Home / 837,171.36-1,255,746.24-206,090.64

Finding the Fourth Proportional to 837,171.36, 1,255,746.24 and 206,090.64

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Solution

The fourth proportional to 837,171.36, 1,255,746.24 and 206,090.64 is: 309,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,171.36 : 1,255,746.24 = 206,090.64 : x
  2. Step 2: Convert to fraction form
    837,171.36/1,255,746.24 = 206,090.64/x
  3. Step 3: Cross multiply
    837,171.36x = 1,255,746.24 × 206,090.64
  4. Step 4: Simplify right side
    837,171.36x = 258,797,546,279.19
  5. Step 5: Solve for x
    x = 258,797,546,279.19/837,171.36
  6. Step 6: Final answer
    x = 309,133.30

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1.5x scale

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.