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Finding the Fourth Proportional to 299,151.90, 448,972.65 and 296,819.10

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Solution

The fourth proportional to 299,151.90, 448,972.65 and 296,819.10 is: 445,471.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,151.90 : 448,972.65 = 296,819.10 : x
  2. Step 2: Convert to fraction form
    299,151.90/448,972.65 = 296,819.10/x
  3. Step 3: Cross multiply
    299,151.90x = 448,972.65 × 296,819.10
  4. Step 4: Simplify right side
    299,151.90x = 133,263,657,897.62
  5. Step 5: Solve for x
    x = 133,263,657,897.62/299,151.90
  6. Step 6: Final answer
    x = 445,471.54

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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.