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Finding the Fourth Proportional to 444,062.37, 666,175.74 and 140,532.93

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Solution

The fourth proportional to 444,062.37, 666,175.74 and 140,532.93 is: 210,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,062.37 : 666,175.74 = 140,532.93 : x
  2. Step 2: Convert to fraction form
    444,062.37/666,175.74 = 140,532.93/x
  3. Step 3: Cross multiply
    444,062.37x = 666,175.74 × 140,532.93
  4. Step 4: Simplify right side
    444,062.37x = 93,619,628,637.12
  5. Step 5: Solve for x
    x = 93,619,628,637.12/444,062.37
  6. Step 6: Final answer
    x = 210,825.40

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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.