Home / 494,395.60-682,267.44-268,041.28

Finding the Fourth Proportional to 494,395.60, 682,267.44 and 268,041.28

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Solution

The fourth proportional to 494,395.60, 682,267.44 and 268,041.28 is: 369,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,395.60 : 682,267.44 = 268,041.28 : x
  2. Step 2: Convert to fraction form
    494,395.60/682,267.44 = 268,041.28/x
  3. Step 3: Cross multiply
    494,395.60x = 682,267.44 × 268,041.28
  4. Step 4: Simplify right side
    494,395.60x = 182,875,837,919.92
  5. Step 5: Solve for x
    x = 182,875,837,919.92/494,395.60
  6. Step 6: Final answer
    x = 369,897.79

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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.