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Finding the Fourth Proportional to 444,525.36, 666,809.52 and 145,005.36

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Solution

The fourth proportional to 444,525.36, 666,809.52 and 145,005.36 is: 217,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,525.36 : 666,809.52 = 145,005.36 : x
  2. Step 2: Convert to fraction form
    444,525.36/666,809.52 = 145,005.36/x
  3. Step 3: Cross multiply
    444,525.36x = 666,809.52 × 145,005.36
  4. Step 4: Simplify right side
    444,525.36x = 96,690,954,499.03
  5. Step 5: Solve for x
    x = 96,690,954,499.03/444,525.36
  6. Step 6: Final answer
    x = 217,515.05

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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.