Home / 827,196.08-1,240,880.39-228,157.34

Finding the Fourth Proportional to 827,196.08, 1,240,880.39 and 228,157.34

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Solution

The fourth proportional to 827,196.08, 1,240,880.39 and 228,157.34 is: 342,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,196.08 : 1,240,880.39 = 228,157.34 : x
  2. Step 2: Convert to fraction form
    827,196.08/1,240,880.39 = 228,157.34/x
  3. Step 3: Cross multiply
    827,196.08x = 1,240,880.39 × 228,157.34
  4. Step 4: Simplify right side
    827,196.08x = 283,115,961,695.37
  5. Step 5: Solve for x
    x = 283,115,961,695.37/827,196.08
  6. Step 6: Final answer
    x = 342,259.80

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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.