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Finding the Fourth Proportional to 306,093.90, 458,233.65 and 227,556.30

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Solution

The fourth proportional to 306,093.90, 458,233.65 and 227,556.30 is: 340,660.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,093.90 : 458,233.65 = 227,556.30 : x
  2. Step 2: Convert to fraction form
    306,093.90/458,233.65 = 227,556.30/x
  3. Step 3: Cross multiply
    306,093.90x = 458,233.65 × 227,556.30
  4. Step 4: Simplify right side
    306,093.90x = 104,273,953,929.50
  5. Step 5: Solve for x
    x = 104,273,953,929.50/306,093.90
  6. Step 6: Final answer
    x = 340,660.02

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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.