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Finding the Fourth Proportional to 264,230.10, 396,345.15 and 169,751.70

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Solution

The fourth proportional to 264,230.10, 396,345.15 and 169,751.70 is: 254,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,230.10 : 396,345.15 = 169,751.70 : x
  2. Step 2: Convert to fraction form
    264,230.10/396,345.15 = 169,751.70/x
  3. Step 3: Cross multiply
    264,230.10x = 396,345.15 × 169,751.70
  4. Step 4: Simplify right side
    264,230.10x = 67,280,262,999.26
  5. Step 5: Solve for x
    x = 67,280,262,999.26/264,230.10
  6. Step 6: Final answer
    x = 254,627.55

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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.