Home / 345,498.03-476,779.50-192,535.47

Finding the Fourth Proportional to 345,498.03, 476,779.50 and 192,535.47

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Solution

The fourth proportional to 345,498.03, 476,779.50 and 192,535.47 is: 265,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,498.03 : 476,779.50 = 192,535.47 : x
  2. Step 2: Convert to fraction form
    345,498.03/476,779.50 = 192,535.47/x
  3. Step 3: Cross multiply
    345,498.03x = 476,779.50 × 192,535.47
  4. Step 4: Simplify right side
    345,498.03x = 91,796,965,118.87
  5. Step 5: Solve for x
    x = 91,796,965,118.87/345,498.03
  6. Step 6: Final answer
    x = 265,694.61

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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.