Home / 345,215.37-476,363.15-192,267.83

Finding the Fourth Proportional to 345,215.37, 476,363.15 and 192,267.83

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Solution

The fourth proportional to 345,215.37, 476,363.15 and 192,267.83 is: 265,310.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,215.37 : 476,363.15 = 192,267.83 : x
  2. Step 2: Convert to fraction form
    345,215.37/476,363.15 = 192,267.83/x
  3. Step 3: Cross multiply
    345,215.37x = 476,363.15 × 192,267.83
  4. Step 4: Simplify right side
    345,215.37x = 91,589,307,954.25
  5. Step 5: Solve for x
    x = 91,589,307,954.25/345,215.37
  6. Step 6: Final answer
    x = 265,310.63

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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.