Home / 467,827.68-645,556.56-263,910.72

Finding the Fourth Proportional to 467,827.68, 645,556.56 and 263,910.72

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Solution

The fourth proportional to 467,827.68, 645,556.56 and 263,910.72 is: 364,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,827.68 : 645,556.56 = 263,910.72 : x
  2. Step 2: Convert to fraction form
    467,827.68/645,556.56 = 263,910.72/x
  3. Step 3: Cross multiply
    467,827.68x = 645,556.56 × 263,910.72
  4. Step 4: Simplify right side
    467,827.68x = 170,369,296,550.32
  5. Step 5: Solve for x
    x = 170,369,296,550.32/467,827.68
  6. Step 6: Final answer
    x = 364,171.05

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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.