Home / 305,792.20-458,688.30-227,060.20

Finding the Fourth Proportional to 305,792.20, 458,688.30 and 227,060.20

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Solution

The fourth proportional to 305,792.20, 458,688.30 and 227,060.20 is: 340,590.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,792.20 : 458,688.30 = 227,060.20 : x
  2. Step 2: Convert to fraction form
    305,792.20/458,688.30 = 227,060.20/x
  3. Step 3: Cross multiply
    305,792.20x = 458,688.30 × 227,060.20
  4. Step 4: Simplify right side
    305,792.20x = 104,149,857,135.66
  5. Step 5: Solve for x
    x = 104,149,857,135.66/305,792.20
  6. Step 6: Final answer
    x = 340,590.30

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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.