Home / 859,899.24-1,289,878.02-228,813.66

Finding the Fourth Proportional to 859,899.24, 1,289,878.02 and 228,813.66

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Solution

The fourth proportional to 859,899.24, 1,289,878.02 and 228,813.66 is: 343,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,899.24 : 1,289,878.02 = 228,813.66 : x
  2. Step 2: Convert to fraction form
    859,899.24/1,289,878.02 = 228,813.66/x
  3. Step 3: Cross multiply
    859,899.24x = 1,289,878.02 × 228,813.66
  4. Step 4: Simplify right side
    859,899.24x = 295,141,710,709.75
  5. Step 5: Solve for x
    x = 295,141,710,709.75/859,899.24
  6. Step 6: Final answer
    x = 343,228.25

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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.