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Finding the Fourth Proportional to 264,330.66, 364,766.54 and 143,469.35

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Solution

The fourth proportional to 264,330.66, 364,766.54 and 143,469.35 is: 197,982.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,330.66 : 364,766.54 = 143,469.35 : x
  2. Step 2: Convert to fraction form
    264,330.66/364,766.54 = 143,469.35/x
  3. Step 3: Cross multiply
    264,330.66x = 364,766.54 × 143,469.35
  4. Step 4: Simplify right side
    264,330.66x = 52,332,815,854.37
  5. Step 5: Solve for x
    x = 52,332,815,854.37/264,330.66
  6. Step 6: Final answer
    x = 197,982.39

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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.