Home / 227,401.08-340,675.15-190,200.21

Finding the Fourth Proportional to 227,401.08, 340,675.15 and 190,200.21

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Solution

The fourth proportional to 227,401.08, 340,675.15 and 190,200.21 is: 284,943.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,401.08 : 340,675.15 = 190,200.21 : x
  2. Step 2: Convert to fraction form
    227,401.08/340,675.15 = 190,200.21/x
  3. Step 3: Cross multiply
    227,401.08x = 340,675.15 × 190,200.21
  4. Step 4: Simplify right side
    227,401.08x = 64,796,485,071.78
  5. Step 5: Solve for x
    x = 64,796,485,071.78/227,401.08
  6. Step 6: Final answer
    x = 284,943.61

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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.