Home / 827,445.77-1,241,143.86-228,443.48

Finding the Fourth Proportional to 827,445.77, 1,241,143.86 and 228,443.48

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Solution

The fourth proportional to 827,445.77, 1,241,143.86 and 228,443.48 is: 342,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,445.77 : 1,241,143.86 = 228,443.48 : x
  2. Step 2: Convert to fraction form
    827,445.77/1,241,143.86 = 228,443.48/x
  3. Step 3: Cross multiply
    827,445.77x = 1,241,143.86 × 228,443.48
  4. Step 4: Simplify right side
    827,445.77x = 283,531,222,559.03
  5. Step 5: Solve for x
    x = 283,531,222,559.03/827,445.77
  6. Step 6: Final answer
    x = 342,658.37

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1.5x scale

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.