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Finding the Fourth Proportional to 296,717.22, 445,096.35 and 119,224.44

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Solution

The fourth proportional to 296,717.22, 445,096.35 and 119,224.44 is: 178,844.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,717.22 : 445,096.35 = 119,224.44 : x
  2. Step 2: Convert to fraction form
    296,717.22/445,096.35 = 119,224.44/x
  3. Step 3: Cross multiply
    296,717.22x = 445,096.35 × 119,224.44
  4. Step 4: Simplify right side
    296,717.22x = 53,066,363,074.79
  5. Step 5: Solve for x
    x = 53,066,363,074.79/296,717.22
  6. Step 6: Final answer
    x = 178,844.91

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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.