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Finding the Fourth Proportional to 448,829.76, 673,218.24 and 168,323.52

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Solution

The fourth proportional to 448,829.76, 673,218.24 and 168,323.52 is: 252,475.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,829.76 : 673,218.24 = 168,323.52 : x
  2. Step 2: Convert to fraction form
    448,829.76/673,218.24 = 168,323.52/x
  3. Step 3: Cross multiply
    448,829.76x = 673,218.24 × 168,323.52
  4. Step 4: Simplify right side
    448,829.76x = 113,318,463,885.01
  5. Step 5: Solve for x
    x = 113,318,463,885.01/448,829.76
  6. Step 6: Final answer
    x = 252,475.38

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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.