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Finding the Fourth Proportional to 448,051.69, 618,309.48 and 244,102

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Solution

The fourth proportional to 448,051.69, 618,309.48 and 244,102 is: 336,859.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,051.69 : 618,309.48 = 244,102 : x
  2. Step 2: Convert to fraction form
    448,051.69/618,309.48 = 244,102/x
  3. Step 3: Cross multiply
    448,051.69x = 618,309.48 × 244,102
  4. Step 4: Simplify right side
    448,051.69x = 150,930,580,686.96
  5. Step 5: Solve for x
    x = 150,930,580,686.96/448,051.69
  6. Step 6: Final answer
    x = 336,859.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.