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Finding the Fourth Proportional to 296,109.40, 444,509.70 and 169,850.20

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Solution

The fourth proportional to 296,109.40, 444,509.70 and 169,850.20 is: 254,973.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,109.40 : 444,509.70 = 169,850.20 : x
  2. Step 2: Convert to fraction form
    296,109.40/444,509.70 = 169,850.20/x
  3. Step 3: Cross multiply
    296,109.40x = 444,509.70 × 169,850.20
  4. Step 4: Simplify right side
    296,109.40x = 75,500,061,446.94
  5. Step 5: Solve for x
    x = 75,500,061,446.94/296,109.40
  6. Step 6: Final answer
    x = 254,973.54

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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.