Home / 859,905.24-1,289,887.02-228,819.66

Finding the Fourth Proportional to 859,905.24, 1,289,887.02 and 228,819.66

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Solution

The fourth proportional to 859,905.24, 1,289,887.02 and 228,819.66 is: 343,237.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,905.24 : 1,289,887.02 = 228,819.66 : x
  2. Step 2: Convert to fraction form
    859,905.24/1,289,887.02 = 228,819.66/x
  3. Step 3: Cross multiply
    859,905.24x = 1,289,887.02 × 228,819.66
  4. Step 4: Simplify right side
    859,905.24x = 295,151,509,354.81
  5. Step 5: Solve for x
    x = 295,151,509,354.81/859,905.24
  6. Step 6: Final answer
    x = 343,237.25

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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.