Home / 324,477.09-447,775.70-188,590.55

Finding the Fourth Proportional to 324,477.09, 447,775.70 and 188,590.55

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Solution

The fourth proportional to 324,477.09, 447,775.70 and 188,590.55 is: 260,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,477.09 : 447,775.70 = 188,590.55 : x
  2. Step 2: Convert to fraction form
    324,477.09/447,775.70 = 188,590.55/x
  3. Step 3: Cross multiply
    324,477.09x = 447,775.70 × 188,590.55
  4. Step 4: Simplify right side
    324,477.09x = 84,446,262,357.80
  5. Step 5: Solve for x
    x = 84,446,262,357.80/324,477.09
  6. Step 6: Final answer
    x = 260,253.39

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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.