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Finding the Fourth Proportional to 444,851.40, 666,982.26 and 245,267.40

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Solution

The fourth proportional to 444,851.40, 666,982.26 and 245,267.40 is: 367,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,851.40 : 666,982.26 = 245,267.40 : x
  2. Step 2: Convert to fraction form
    444,851.40/666,982.26 = 245,267.40/x
  3. Step 3: Cross multiply
    444,851.40x = 666,982.26 × 245,267.40
  4. Step 4: Simplify right side
    444,851.40x = 163,589,004,756.32
  5. Step 5: Solve for x
    x = 163,589,004,756.32/444,851.40
  6. Step 6: Final answer
    x = 367,738.54

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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.