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Finding the Fourth Proportional to 444,017.38, 665,860.73 and 159,630.33

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Solution

The fourth proportional to 444,017.38, 665,860.73 and 159,630.33 is: 239,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,017.38 : 665,860.73 = 159,630.33 : x
  2. Step 2: Convert to fraction form
    444,017.38/665,860.73 = 159,630.33/x
  3. Step 3: Cross multiply
    444,017.38x = 665,860.73 × 159,630.33
  4. Step 4: Simplify right side
    444,017.38x = 106,291,567,265.79
  5. Step 5: Solve for x
    x = 106,291,567,265.79/444,017.38
  6. Step 6: Final answer
    x = 239,386.05

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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.