Home / 250,239.04-345,298.32-199,380.64

Finding the Fourth Proportional to 250,239.04, 345,298.32 and 199,380.64

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Solution

The fourth proportional to 250,239.04, 345,298.32 and 199,380.64 is: 275,120.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,239.04 : 345,298.32 = 199,380.64 : x
  2. Step 2: Convert to fraction form
    250,239.04/345,298.32 = 199,380.64/x
  3. Step 3: Cross multiply
    250,239.04x = 345,298.32 × 199,380.64
  4. Step 4: Simplify right side
    250,239.04x = 68,845,800,032.52
  5. Step 5: Solve for x
    x = 68,845,800,032.52/250,239.04
  6. Step 6: Final answer
    x = 275,120.14

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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.