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Finding the Fourth Proportional to 264,230.40, 396,345.60 and 164,697.60

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Solution

The fourth proportional to 264,230.40, 396,345.60 and 164,697.60 is: 247,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,230.40 : 396,345.60 = 164,697.60 : x
  2. Step 2: Convert to fraction form
    264,230.40/396,345.60 = 164,697.60/x
  3. Step 3: Cross multiply
    264,230.40x = 396,345.60 × 164,697.60
  4. Step 4: Simplify right side
    264,230.40x = 65,277,169,090.56
  5. Step 5: Solve for x
    x = 65,277,169,090.56/264,230.40
  6. Step 6: Final answer
    x = 247,046.40

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1.5x scale

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.