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Finding the Fourth Proportional to 264,473.83, 364,965.91 and 143,612.92

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Solution

The fourth proportional to 264,473.83, 364,965.91 and 143,612.92 is: 198,181.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,473.83 : 364,965.91 = 143,612.92 : x
  2. Step 2: Convert to fraction form
    264,473.83/364,965.91 = 143,612.92/x
  3. Step 3: Cross multiply
    264,473.83x = 364,965.91 × 143,612.92
  4. Step 4: Simplify right side
    264,473.83x = 52,413,820,035.56
  5. Step 5: Solve for x
    x = 52,413,820,035.56/264,473.83
  6. Step 6: Final answer
    x = 198,181.50

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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.