Home / 444,223.12-666,403.80-144,633.28

Finding the Fourth Proportional to 444,223.12, 666,403.80 and 144,633.28

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Solution

The fourth proportional to 444,223.12, 666,403.80 and 144,633.28 is: 216,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,223.12 : 666,403.80 = 144,633.28 : x
  2. Step 2: Convert to fraction form
    444,223.12/666,403.80 = 144,633.28/x
  3. Step 3: Cross multiply
    444,223.12x = 666,403.80 × 144,633.28
  4. Step 4: Simplify right side
    444,223.12x = 96,384,167,398.46
  5. Step 5: Solve for x
    x = 96,384,167,398.46/444,223.12
  6. Step 6: Final answer
    x = 216,972.42

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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.