Home / 444,381.12-666,640.80-148,824

Finding the Fourth Proportional to 444,381.12, 666,640.80 and 148,824

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Solution

The fourth proportional to 444,381.12, 666,640.80 and 148,824 is: 223,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,381.12 : 666,640.80 = 148,824 : x
  2. Step 2: Convert to fraction form
    444,381.12/666,640.80 = 148,824/x
  3. Step 3: Cross multiply
    444,381.12x = 666,640.80 × 148,824
  4. Step 4: Simplify right side
    444,381.12x = 99,212,150,419.20
  5. Step 5: Solve for x
    x = 99,212,150,419.20/444,381.12
  6. Step 6: Final answer
    x = 223,259.15

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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.