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Finding the Fourth Proportional to 444,727, 666,537.54 and 195,157.72

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Solution

The fourth proportional to 444,727, 666,537.54 and 195,157.72 is: 292,493.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,727 : 666,537.54 = 195,157.72 : x
  2. Step 2: Convert to fraction form
    444,727/666,537.54 = 195,157.72/x
  3. Step 3: Cross multiply
    444,727x = 666,537.54 × 195,157.72
  4. Step 4: Simplify right side
    444,727x = 130,079,946,600.81
  5. Step 5: Solve for x
    x = 130,079,946,600.81/444,727
  6. Step 6: Final answer
    x = 292,493.93

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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.