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Finding the Fourth Proportional to 365,149.17, 503,819.48 and 212,096.41

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Solution

The fourth proportional to 365,149.17, 503,819.48 and 212,096.41 is: 292,642.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,149.17 : 503,819.48 = 212,096.41 : x
  2. Step 2: Convert to fraction form
    365,149.17/503,819.48 = 212,096.41/x
  3. Step 3: Cross multiply
    365,149.17x = 503,819.48 × 212,096.41
  4. Step 4: Simplify right side
    365,149.17x = 106,858,302,266.76
  5. Step 5: Solve for x
    x = 106,858,302,266.76/365,149.17
  6. Step 6: Final answer
    x = 292,642.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.