Home / 1,485,788.70-2,228,683.05-363,857.70

Finding the Fourth Proportional to 1,485,788.70, 2,228,683.05 and 363,857.70

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Solution

The fourth proportional to 1,485,788.70, 2,228,683.05 and 363,857.70 is: 545,786.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,788.70 : 2,228,683.05 = 363,857.70 : x
  2. Step 2: Convert to fraction form
    1,485,788.70/2,228,683.05 = 363,857.70/x
  3. Step 3: Cross multiply
    1,485,788.70x = 2,228,683.05 × 363,857.70
  4. Step 4: Simplify right side
    1,485,788.70x = 810,923,488,601.99
  5. Step 5: Solve for x
    x = 810,923,488,601.99/1,485,788.70
  6. Step 6: Final answer
    x = 545,786.55

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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.