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Finding the Fourth Proportional to 444,054.15, 665,980.76 and 203,937.21

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Solution

The fourth proportional to 444,054.15, 665,980.76 and 203,937.21 is: 305,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,054.15 : 665,980.76 = 203,937.21 : x
  2. Step 2: Convert to fraction form
    444,054.15/665,980.76 = 203,937.21/x
  3. Step 3: Cross multiply
    444,054.15x = 665,980.76 × 203,937.21
  4. Step 4: Simplify right side
    444,054.15x = 135,818,258,108.08
  5. Step 5: Solve for x
    x = 135,818,258,108.08/444,054.15
  6. Step 6: Final answer
    x = 305,859.68

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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.