Home / 325,856.90-488,785.35-226,324.10

Finding the Fourth Proportional to 325,856.90, 488,785.35 and 226,324.10

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Solution

The fourth proportional to 325,856.90, 488,785.35 and 226,324.10 is: 339,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,856.90 : 488,785.35 = 226,324.10 : x
  2. Step 2: Convert to fraction form
    325,856.90/488,785.35 = 226,324.10/x
  3. Step 3: Cross multiply
    325,856.90x = 488,785.35 × 226,324.10
  4. Step 4: Simplify right side
    325,856.90x = 110,623,904,431.94
  5. Step 5: Solve for x
    x = 110,623,904,431.94/325,856.90
  6. Step 6: Final answer
    x = 339,486.15

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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.