Home / 403,268.33-556,279.68-252,102.89

Finding the Fourth Proportional to 403,268.33, 556,279.68 and 252,102.89

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Solution

The fourth proportional to 403,268.33, 556,279.68 and 252,102.89 is: 347,757.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,268.33 : 556,279.68 = 252,102.89 : x
  2. Step 2: Convert to fraction form
    403,268.33/556,279.68 = 252,102.89/x
  3. Step 3: Cross multiply
    403,268.33x = 556,279.68 × 252,102.89
  4. Step 4: Simplify right side
    403,268.33x = 140,239,714,976.28
  5. Step 5: Solve for x
    x = 140,239,714,976.28/403,268.33
  6. Step 6: Final answer
    x = 347,757.82

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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.