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Finding the Fourth Proportional to 296,409.90, 444,906.45 and 146,819.10

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Solution

The fourth proportional to 296,409.90, 444,906.45 and 146,819.10 is: 220,373.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,409.90 : 444,906.45 = 146,819.10 : x
  2. Step 2: Convert to fraction form
    296,409.90/444,906.45 = 146,819.10/x
  3. Step 3: Cross multiply
    296,409.90x = 444,906.45 × 146,819.10
  4. Step 4: Simplify right side
    296,409.90x = 65,320,764,573.20
  5. Step 5: Solve for x
    x = 65,320,764,573.20/296,409.90
  6. Step 6: Final answer
    x = 220,373.09

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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.