Home / 827,428.24-1,241,213.60-228,389.52

Finding the Fourth Proportional to 827,428.24, 1,241,213.60 and 228,389.52

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Solution

The fourth proportional to 827,428.24, 1,241,213.60 and 228,389.52 is: 342,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,428.24 : 1,241,213.60 = 228,389.52 : x
  2. Step 2: Convert to fraction form
    827,428.24/1,241,213.60 = 228,389.52/x
  3. Step 3: Cross multiply
    827,428.24x = 1,241,213.60 × 228,389.52
  4. Step 4: Simplify right side
    827,428.24x = 283,480,178,321.47
  5. Step 5: Solve for x
    x = 283,480,178,321.47/827,428.24
  6. Step 6: Final answer
    x = 342,603.94

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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.