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Finding the Fourth Proportional to 441,659.52, 661,633.92 and 264,306.24

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Solution

The fourth proportional to 441,659.52, 661,633.92 and 264,306.24 is: 395,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,659.52 : 661,633.92 = 264,306.24 : x
  2. Step 2: Convert to fraction form
    441,659.52/661,633.92 = 264,306.24/x
  3. Step 3: Cross multiply
    441,659.52x = 661,633.92 × 264,306.24
  4. Step 4: Simplify right side
    441,659.52x = 174,873,973,651.66
  5. Step 5: Solve for x
    x = 174,873,973,651.66/441,659.52
  6. Step 6: Final answer
    x = 395,947.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.