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Finding the Fourth Proportional to 444,613.68, 666,845.16 and 124,692.03

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Solution

The fourth proportional to 444,613.68, 666,845.16 and 124,692.03 is: 187,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,613.68 : 666,845.16 = 124,692.03 : x
  2. Step 2: Convert to fraction form
    444,613.68/666,845.16 = 124,692.03/x
  3. Step 3: Cross multiply
    444,613.68x = 666,845.16 × 124,692.03
  4. Step 4: Simplify right side
    444,613.68x = 83,150,276,696.07
  5. Step 5: Solve for x
    x = 83,150,276,696.07/444,613.68
  6. Step 6: Final answer
    x = 187,016.91

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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.