Home / 439,286.64-606,246.40-248,301.44

Finding the Fourth Proportional to 439,286.64, 606,246.40 and 248,301.44

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Solution

The fourth proportional to 439,286.64, 606,246.40 and 248,301.44 is: 342,673.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,286.64 : 606,246.40 = 248,301.44 : x
  2. Step 2: Convert to fraction form
    439,286.64/606,246.40 = 248,301.44/x
  3. Step 3: Cross multiply
    439,286.64x = 606,246.40 × 248,301.44
  4. Step 4: Simplify right side
    439,286.64x = 150,531,854,114.82
  5. Step 5: Solve for x
    x = 150,531,854,114.82/439,286.64
  6. Step 6: Final answer
    x = 342,673.42

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1.5x scale

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.