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Finding the Fourth Proportional to 264,308.54, 364,752.42 and 143,454.92

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Solution

The fourth proportional to 264,308.54, 364,752.42 and 143,454.92 is: 197,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,308.54 : 364,752.42 = 143,454.92 : x
  2. Step 2: Convert to fraction form
    264,308.54/364,752.42 = 143,454.92/x
  3. Step 3: Cross multiply
    264,308.54x = 364,752.42 × 143,454.92
  4. Step 4: Simplify right side
    264,308.54x = 52,325,529,230.91
  5. Step 5: Solve for x
    x = 52,325,529,230.91/264,308.54
  6. Step 6: Final answer
    x = 197,971.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.