Home / 260,046.46-358,623.95-199,619.65

Finding the Fourth Proportional to 260,046.46, 358,623.95 and 199,619.65

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Solution

The fourth proportional to 260,046.46, 358,623.95 and 199,619.65 is: 275,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,046.46 : 358,623.95 = 199,619.65 : x
  2. Step 2: Convert to fraction form
    260,046.46/358,623.95 = 199,619.65/x
  3. Step 3: Cross multiply
    260,046.46x = 358,623.95 × 199,619.65
  4. Step 4: Simplify right side
    260,046.46x = 71,588,385,485.96
  5. Step 5: Solve for x
    x = 71,588,385,485.96/260,046.46
  6. Step 6: Final answer
    x = 275,290.75

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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.