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Finding the Fourth Proportional to 448,451.53, 673,065.94 and 235,369.95

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Solution

The fourth proportional to 448,451.53, 673,065.94 and 235,369.95 is: 353,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,451.53 : 673,065.94 = 235,369.95 : x
  2. Step 2: Convert to fraction form
    448,451.53/673,065.94 = 235,369.95/x
  3. Step 3: Cross multiply
    448,451.53x = 673,065.94 × 235,369.95
  4. Step 4: Simplify right side
    448,451.53x = 158,419,497,262.91
  5. Step 5: Solve for x
    x = 158,419,497,262.91/448,451.53
  6. Step 6: Final answer
    x = 353,258.91

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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.