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Finding the Fourth Proportional to 264,654.63, 365,218.97 and 143,797.77

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Solution

The fourth proportional to 264,654.63, 365,218.97 and 143,797.77 is: 198,438.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,654.63 : 365,218.97 = 143,797.77 : x
  2. Step 2: Convert to fraction form
    264,654.63/365,218.97 = 143,797.77/x
  3. Step 3: Cross multiply
    264,654.63x = 365,218.97 × 143,797.77
  4. Step 4: Simplify right side
    264,654.63x = 52,517,672,728.71
  5. Step 5: Solve for x
    x = 52,517,672,728.71/264,654.63
  6. Step 6: Final answer
    x = 198,438.52

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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.