Home / 324,214.81-447,414.73-188,282.18

Finding the Fourth Proportional to 324,214.81, 447,414.73 and 188,282.18

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Solution

The fourth proportional to 324,214.81, 447,414.73 and 188,282.18 is: 259,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,214.81 : 447,414.73 = 188,282.18 : x
  2. Step 2: Convert to fraction form
    324,214.81/447,414.73 = 188,282.18/x
  3. Step 3: Cross multiply
    324,214.81x = 447,414.73 × 188,282.18
  4. Step 4: Simplify right side
    324,214.81x = 84,240,220,728.51
  5. Step 5: Solve for x
    x = 84,240,220,728.51/324,214.81
  6. Step 6: Final answer
    x = 259,828.42

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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.