Home / 322,664.40-483,607.80-164,811.60

Finding the Fourth Proportional to 322,664.40, 483,607.80 and 164,811.60

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Solution

The fourth proportional to 322,664.40, 483,607.80 and 164,811.60 is: 247,018.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,664.40 : 483,607.80 = 164,811.60 : x
  2. Step 2: Convert to fraction form
    322,664.40/483,607.80 = 164,811.60/x
  3. Step 3: Cross multiply
    322,664.40x = 483,607.80 × 164,811.60
  4. Step 4: Simplify right side
    322,664.40x = 79,704,175,290.48
  5. Step 5: Solve for x
    x = 79,704,175,290.48/322,664.40
  6. Step 6: Final answer
    x = 247,018.81

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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.