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Finding the Fourth Proportional to 448,942.99, 673,650.95 and 259,536.37

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Solution

The fourth proportional to 448,942.99, 673,650.95 and 259,536.37 is: 389,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,942.99 : 673,650.95 = 259,536.37 : x
  2. Step 2: Convert to fraction form
    448,942.99/673,650.95 = 259,536.37/x
  3. Step 3: Cross multiply
    448,942.99x = 673,650.95 × 259,536.37
  4. Step 4: Simplify right side
    448,942.99x = 174,836,920,491.34
  5. Step 5: Solve for x
    x = 174,836,920,491.34/448,942.99
  6. Step 6: Final answer
    x = 389,441.25

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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.