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Finding the Fourth Proportional to 400,273.59, 600,244.34 and 147,568.49

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Solution

The fourth proportional to 400,273.59, 600,244.34 and 147,568.49 is: 221,291.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,273.59 : 600,244.34 = 147,568.49 : x
  2. Step 2: Convert to fraction form
    400,273.59/600,244.34 = 147,568.49/x
  3. Step 3: Cross multiply
    400,273.59x = 600,244.34 × 147,568.49
  4. Step 4: Simplify right side
    400,273.59x = 88,577,147,145.78
  5. Step 5: Solve for x
    x = 88,577,147,145.78/400,273.59
  6. Step 6: Final answer
    x = 221,291.51

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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.