Home / 439,606.32-606,652.68-248,657.04

Finding the Fourth Proportional to 439,606.32, 606,652.68 and 248,657.04

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Solution

The fourth proportional to 439,606.32, 606,652.68 and 248,657.04 is: 343,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,606.32 : 606,652.68 = 248,657.04 : x
  2. Step 2: Convert to fraction form
    439,606.32/606,652.68 = 248,657.04/x
  3. Step 3: Cross multiply
    439,606.32x = 606,652.68 × 248,657.04
  4. Step 4: Simplify right side
    439,606.32x = 150,848,459,716.87
  5. Step 5: Solve for x
    x = 150,848,459,716.87/439,606.32
  6. Step 6: Final answer
    x = 343,144.43

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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.