Home / 454,166.44-626,749.88-263,290.48

Finding the Fourth Proportional to 454,166.44, 626,749.88 and 263,290.48

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Solution

The fourth proportional to 454,166.44, 626,749.88 and 263,290.48 is: 363,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,166.44 : 626,749.88 = 263,290.48 : x
  2. Step 2: Convert to fraction form
    454,166.44/626,749.88 = 263,290.48/x
  3. Step 3: Cross multiply
    454,166.44x = 626,749.88 × 263,290.48
  4. Step 4: Simplify right side
    454,166.44x = 165,017,276,745.14
  5. Step 5: Solve for x
    x = 165,017,276,745.14/454,166.44
  6. Step 6: Final answer
    x = 363,340.97

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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.