Home / 528,042.20-792,063.30-173,067.80

Finding the Fourth Proportional to 528,042.20, 792,063.30 and 173,067.80

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Solution

The fourth proportional to 528,042.20, 792,063.30 and 173,067.80 is: 259,601.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,042.20 : 792,063.30 = 173,067.80 : x
  2. Step 2: Convert to fraction form
    528,042.20/792,063.30 = 173,067.80/x
  3. Step 3: Cross multiply
    528,042.20x = 792,063.30 × 173,067.80
  4. Step 4: Simplify right side
    528,042.20x = 137,080,652,791.74
  5. Step 5: Solve for x
    x = 137,080,652,791.74/528,042.20
  6. Step 6: Final answer
    x = 259,601.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.