Home / 229,112.90-343,669.36-199,588.40

Finding the Fourth Proportional to 229,112.90, 343,669.36 and 199,588.40

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Solution

The fourth proportional to 229,112.90, 343,669.36 and 199,588.40 is: 299,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,112.90 : 343,669.36 = 199,588.40 : x
  2. Step 2: Convert to fraction form
    229,112.90/343,669.36 = 199,588.40/x
  3. Step 3: Cross multiply
    229,112.90x = 343,669.36 × 199,588.40
  4. Step 4: Simplify right side
    229,112.90x = 68,592,417,691.42
  5. Step 5: Solve for x
    x = 68,592,417,691.42/229,112.90
  6. Step 6: Final answer
    x = 299,382.61

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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.