Home / 454,163.94-626,746.41-263,287.98

Finding the Fourth Proportional to 454,163.94, 626,746.41 and 263,287.98

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Solution

The fourth proportional to 454,163.94, 626,746.41 and 263,287.98 is: 363,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,163.94 : 626,746.41 = 263,287.98 : x
  2. Step 2: Convert to fraction form
    454,163.94/626,746.41 = 263,287.98/x
  3. Step 3: Cross multiply
    454,163.94x = 626,746.41 × 263,287.98
  4. Step 4: Simplify right side
    454,163.94x = 165,014,796,261.15
  5. Step 5: Solve for x
    x = 165,014,796,261.15/454,163.94
  6. Step 6: Final answer
    x = 363,337.51

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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.