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Finding the Fourth Proportional to 264,768.76, 365,383.11 and 143,910.01

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Solution

The fourth proportional to 264,768.76, 365,383.11 and 143,910.01 is: 198,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,768.76 : 365,383.11 = 143,910.01 : x
  2. Step 2: Convert to fraction form
    264,768.76/365,383.11 = 143,910.01/x
  3. Step 3: Cross multiply
    264,768.76x = 365,383.11 × 143,910.01
  4. Step 4: Simplify right side
    264,768.76x = 52,582,287,013.93
  5. Step 5: Solve for x
    x = 52,582,287,013.93/264,768.76
  6. Step 6: Final answer
    x = 198,597.02

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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.