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Finding the Fourth Proportional to 444,440, 666,729.25 and 144,851.07

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Solution

The fourth proportional to 444,440, 666,729.25 and 144,851.07 is: 217,299.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,440 : 666,729.25 = 144,851.07 : x
  2. Step 2: Convert to fraction form
    444,440/666,729.25 = 144,851.07/x
  3. Step 3: Cross multiply
    444,440x = 666,729.25 × 144,851.07
  4. Step 4: Simplify right side
    444,440x = 96,576,445,262.80
  5. Step 5: Solve for x
    x = 96,576,445,262.80/444,440
  6. Step 6: Final answer
    x = 217,299.17

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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.