Home / 468,933.12-647,122.56-254,060.36

Finding the Fourth Proportional to 468,933.12, 647,122.56 and 254,060.36

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Solution

The fourth proportional to 468,933.12, 647,122.56 and 254,060.36 is: 350,600.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,933.12 : 647,122.56 = 254,060.36 : x
  2. Step 2: Convert to fraction form
    468,933.12/647,122.56 = 254,060.36/x
  3. Step 3: Cross multiply
    468,933.12x = 647,122.56 × 254,060.36
  4. Step 4: Simplify right side
    468,933.12x = 164,408,190,557.72
  5. Step 5: Solve for x
    x = 164,408,190,557.72/468,933.12
  6. Step 6: Final answer
    x = 350,600.51

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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.