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Finding the Fourth Proportional to 448,777.36, 673,203.12 and 323,003.02

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Solution

The fourth proportional to 448,777.36, 673,203.12 and 323,003.02 is: 484,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,777.36 : 673,203.12 = 323,003.02 : x
  2. Step 2: Convert to fraction form
    448,777.36/673,203.12 = 323,003.02/x
  3. Step 3: Cross multiply
    448,777.36x = 673,203.12 × 323,003.02
  4. Step 4: Simplify right side
    448,777.36x = 217,446,640,833.42
  5. Step 5: Solve for x
    x = 217,446,640,833.42/448,777.36
  6. Step 6: Final answer
    x = 484,531.22

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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.