Home / 827,457.78-1,241,161.87-228,455.50

Finding the Fourth Proportional to 827,457.78, 1,241,161.87 and 228,455.50

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Solution

The fourth proportional to 827,457.78, 1,241,161.87 and 228,455.50 is: 342,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,457.78 : 1,241,161.87 = 228,455.50 : x
  2. Step 2: Convert to fraction form
    827,457.78/1,241,161.87 = 228,455.50/x
  3. Step 3: Cross multiply
    827,457.78x = 1,241,161.87 × 228,455.50
  4. Step 4: Simplify right side
    827,457.78x = 283,550,255,591.79
  5. Step 5: Solve for x
    x = 283,550,255,591.79/827,457.78
  6. Step 6: Final answer
    x = 342,676.40

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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.