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Finding the Fourth Proportional to 448,194.09, 618,492.15 and 244,240.86

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Solution

The fourth proportional to 448,194.09, 618,492.15 and 244,240.86 is: 337,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,194.09 : 618,492.15 = 244,240.86 : x
  2. Step 2: Convert to fraction form
    448,194.09/618,492.15 = 244,240.86/x
  3. Step 3: Cross multiply
    448,194.09x = 618,492.15 × 244,240.86
  4. Step 4: Simplify right side
    448,194.09x = 151,061,054,619.25
  5. Step 5: Solve for x
    x = 151,061,054,619.25/448,194.09
  6. Step 6: Final answer
    x = 337,043.83

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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.