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Finding the Fourth Proportional to 444,003.62, 666,075.02 and 144,414

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Solution

The fourth proportional to 444,003.62, 666,075.02 and 144,414 is: 216,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,003.62 : 666,075.02 = 144,414 : x
  2. Step 2: Convert to fraction form
    444,003.62/666,075.02 = 144,414/x
  3. Step 3: Cross multiply
    444,003.62x = 666,075.02 × 144,414
  4. Step 4: Simplify right side
    444,003.62x = 96,190,557,216.21
  5. Step 5: Solve for x
    x = 96,190,557,216.21/444,003.62
  6. Step 6: Final answer
    x = 216,643.64

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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.