Home / 467,789.55-645,545.82-271,574.24

Finding the Fourth Proportional to 467,789.55, 645,545.82 and 271,574.24

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Solution

The fourth proportional to 467,789.55, 645,545.82 and 271,574.24 is: 374,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,789.55 : 645,545.82 = 271,574.24 : x
  2. Step 2: Convert to fraction form
    467,789.55/645,545.82 = 271,574.24/x
  3. Step 3: Cross multiply
    467,789.55x = 645,545.82 × 271,574.24
  4. Step 4: Simplify right side
    467,789.55x = 175,313,615,451.68
  5. Step 5: Solve for x
    x = 175,313,615,451.68/467,789.55
  6. Step 6: Final answer
    x = 374,770.27

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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.