Home / 345,557.24-476,907.82-192,609.40

Finding the Fourth Proportional to 345,557.24, 476,907.82 and 192,609.40

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Solution

The fourth proportional to 345,557.24, 476,907.82 and 192,609.40 is: 265,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,557.24 : 476,907.82 = 192,609.40 : x
  2. Step 2: Convert to fraction form
    345,557.24/476,907.82 = 192,609.40/x
  3. Step 3: Cross multiply
    345,557.24x = 476,907.82 × 192,609.40
  4. Step 4: Simplify right side
    345,557.24x = 91,856,929,065.51
  5. Step 5: Solve for x
    x = 91,856,929,065.51/345,557.24
  6. Step 6: Final answer
    x = 265,822.61

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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.