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Finding the Fourth Proportional to 264,846.96, 365,496 and 143,996.37

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Solution

The fourth proportional to 264,846.96, 365,496 and 143,996.37 is: 198,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,846.96 : 365,496 = 143,996.37 : x
  2. Step 2: Convert to fraction form
    264,846.96/365,496 = 143,996.37/x
  3. Step 3: Cross multiply
    264,846.96x = 365,496 × 143,996.37
  4. Step 4: Simplify right side
    264,846.96x = 52,630,097,249.52
  5. Step 5: Solve for x
    x = 52,630,097,249.52/264,846.96
  6. Step 6: Final answer
    x = 198,718.90

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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.