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Finding the Fourth Proportional to 469,203.60, 703,656.74 and 169,644.54

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Solution

The fourth proportional to 469,203.60, 703,656.74 and 169,644.54 is: 254,413.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,203.60 : 703,656.74 = 169,644.54 : x
  2. Step 2: Convert to fraction form
    469,203.60/703,656.74 = 169,644.54/x
  3. Step 3: Cross multiply
    469,203.60x = 703,656.74 × 169,644.54
  4. Step 4: Simplify right side
    469,203.60x = 119,371,523,975.20
  5. Step 5: Solve for x
    x = 119,371,523,975.20/469,203.60
  6. Step 6: Final answer
    x = 254,413.06

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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.