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Finding the Fourth Proportional to 445,493.28, 614,808.72 and 244,289.28

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Solution

The fourth proportional to 445,493.28, 614,808.72 and 244,289.28 is: 337,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,493.28 : 614,808.72 = 244,289.28 : x
  2. Step 2: Convert to fraction form
    445,493.28/614,808.72 = 244,289.28/x
  3. Step 3: Cross multiply
    445,493.28x = 614,808.72 × 244,289.28
  4. Step 4: Simplify right side
    445,493.28x = 150,191,179,546.52
  5. Step 5: Solve for x
    x = 150,191,179,546.52/445,493.28
  6. Step 6: Final answer
    x = 337,134.56

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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.