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Finding the Fourth Proportional to 444,586.34, 666,544.12 and 144,887.96

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Solution

The fourth proportional to 444,586.34, 666,544.12 and 144,887.96 is: 217,222.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,586.34 : 666,544.12 = 144,887.96 : x
  2. Step 2: Convert to fraction form
    444,586.34/666,544.12 = 144,887.96/x
  3. Step 3: Cross multiply
    444,586.34x = 666,544.12 × 144,887.96
  4. Step 4: Simplify right side
    444,586.34x = 96,574,217,796.80
  5. Step 5: Solve for x
    x = 96,574,217,796.80/444,586.34
  6. Step 6: Final answer
    x = 217,222.64

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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.