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Finding the Fourth Proportional to 444,519, 666,837.09 and 144,894.60

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Solution

The fourth proportional to 444,519, 666,837.09 and 144,894.60 is: 217,361.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,519 : 666,837.09 = 144,894.60 : x
  2. Step 2: Convert to fraction form
    444,519/666,837.09 = 144,894.60/x
  3. Step 3: Cross multiply
    444,519x = 666,837.09 × 144,894.60
  4. Step 4: Simplify right side
    444,519x = 96,621,093,420.71
  5. Step 5: Solve for x
    x = 96,621,093,420.71/444,519
  6. Step 6: Final answer
    x = 217,361.00

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1.5x scale

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.