Home / 227,821.32-314,336.82-197,558.28

Finding the Fourth Proportional to 227,821.32, 314,336.82 and 197,558.28

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Solution

The fourth proportional to 227,821.32, 314,336.82 and 197,558.28 is: 272,581.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,821.32 : 314,336.82 = 197,558.28 : x
  2. Step 2: Convert to fraction form
    227,821.32/314,336.82 = 197,558.28/x
  3. Step 3: Cross multiply
    227,821.32x = 314,336.82 × 197,558.28
  4. Step 4: Simplify right side
    227,821.32x = 62,099,841,499.87
  5. Step 5: Solve for x
    x = 62,099,841,499.87/227,821.32
  6. Step 6: Final answer
    x = 272,581.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.