Home / 859,919.24-1,289,907.99-228,833.66

Finding the Fourth Proportional to 859,919.24, 1,289,907.99 and 228,833.66

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Solution

The fourth proportional to 859,919.24, 1,289,907.99 and 228,833.66 is: 343,258.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,919.24 : 1,289,907.99 = 228,833.66 : x
  2. Step 2: Convert to fraction form
    859,919.24/1,289,907.99 = 228,833.66/x
  3. Step 3: Cross multiply
    859,919.24x = 1,289,907.99 × 228,833.66
  4. Step 4: Simplify right side
    859,919.24x = 295,174,369,639.71
  5. Step 5: Solve for x
    x = 295,174,369,639.71/859,919.24
  6. Step 6: Final answer
    x = 343,258.24

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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.