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Finding the Fourth Proportional to 264,273.30, 364,697.39 and 143,414.59

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Solution

The fourth proportional to 264,273.30, 364,697.39 and 143,414.59 is: 197,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,273.30 : 364,697.39 = 143,414.59 : x
  2. Step 2: Convert to fraction form
    264,273.30/364,697.39 = 143,414.59/x
  3. Step 3: Cross multiply
    264,273.30x = 364,697.39 × 143,414.59
  4. Step 4: Simplify right side
    264,273.30x = 52,302,924,120.36
  5. Step 5: Solve for x
    x = 52,302,924,120.36/264,273.30
  6. Step 6: Final answer
    x = 197,912.25

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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.