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Finding the Fourth Proportional to 297,274.95, 445,649.97 and 227,465.91

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Solution

The fourth proportional to 297,274.95, 445,649.97 and 227,465.91 is: 340,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,274.95 : 445,649.97 = 227,465.91 : x
  2. Step 2: Convert to fraction form
    297,274.95/445,649.97 = 227,465.91/x
  3. Step 3: Cross multiply
    297,274.95x = 445,649.97 × 227,465.91
  4. Step 4: Simplify right side
    297,274.95x = 101,370,175,967.52
  5. Step 5: Solve for x
    x = 101,370,175,967.52/297,274.95
  6. Step 6: Final answer
    x = 340,998.04

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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.