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Finding the Fourth Proportional to 454,752.64, 682,146.96 and 170,413.48

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Solution

The fourth proportional to 454,752.64, 682,146.96 and 170,413.48 is: 255,626.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,752.64 : 682,146.96 = 170,413.48 : x
  2. Step 2: Convert to fraction form
    454,752.64/682,146.96 = 170,413.48/x
  3. Step 3: Cross multiply
    454,752.64x = 682,146.96 × 170,413.48
  4. Step 4: Simplify right side
    454,752.64x = 116,247,037,325.02
  5. Step 5: Solve for x
    x = 116,247,037,325.02/454,752.64
  6. Step 6: Final answer
    x = 255,626.97

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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.