Home / 227,932.90-341,407.28-198,408.40

Finding the Fourth Proportional to 227,932.90, 341,407.28 and 198,408.40

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Solution

The fourth proportional to 227,932.90, 341,407.28 and 198,408.40 is: 297,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,932.90 : 341,407.28 = 198,408.40 : x
  2. Step 2: Convert to fraction form
    227,932.90/341,407.28 = 198,408.40/x
  3. Step 3: Cross multiply
    227,932.90x = 341,407.28 × 198,408.40
  4. Step 4: Simplify right side
    227,932.90x = 67,738,071,181.11
  5. Step 5: Solve for x
    x = 67,738,071,181.11/227,932.90
  6. Step 6: Final answer
    x = 297,184.26

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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.