Home / 222,780.10-334,170.15-214,906.90

Finding the Fourth Proportional to 222,780.10, 334,170.15 and 214,906.90

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Solution

The fourth proportional to 222,780.10, 334,170.15 and 214,906.90 is: 322,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,780.10 : 334,170.15 = 214,906.90 : x
  2. Step 2: Convert to fraction form
    222,780.10/334,170.15 = 214,906.90/x
  3. Step 3: Cross multiply
    222,780.10x = 334,170.15 × 214,906.90
  4. Step 4: Simplify right side
    222,780.10x = 71,815,471,009.04
  5. Step 5: Solve for x
    x = 71,815,471,009.04/222,780.10
  6. Step 6: Final answer
    x = 322,360.35

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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.