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Finding the Fourth Proportional to 325,669.01, 488,670.44 and 155,083.68

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Solution

The fourth proportional to 325,669.01, 488,670.44 and 155,083.68 is: 232,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,669.01 : 488,670.44 = 155,083.68 : x
  2. Step 2: Convert to fraction form
    325,669.01/488,670.44 = 155,083.68/x
  3. Step 3: Cross multiply
    325,669.01x = 488,670.44 × 155,083.68
  4. Step 4: Simplify right side
    325,669.01x = 75,784,809,367.00
  5. Step 5: Solve for x
    x = 75,784,809,367.00/325,669.01
  6. Step 6: Final answer
    x = 232,705.01

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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.