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Finding the Fourth Proportional to 448,747.94, 619,274.18 and 244,798.22

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Solution

The fourth proportional to 448,747.94, 619,274.18 and 244,798.22 is: 337,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,747.94 : 619,274.18 = 244,798.22 : x
  2. Step 2: Convert to fraction form
    448,747.94/619,274.18 = 244,798.22/x
  3. Step 3: Cross multiply
    448,747.94x = 619,274.18 × 244,798.22
  4. Step 4: Simplify right side
    448,747.94x = 151,597,217,739.15
  5. Step 5: Solve for x
    x = 151,597,217,739.15/448,747.94
  6. Step 6: Final answer
    x = 337,822.65

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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.