Home / 324,829.42-448,053.39-208,358.56

Finding the Fourth Proportional to 324,829.42, 448,053.39 and 208,358.56

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Solution

The fourth proportional to 324,829.42, 448,053.39 and 208,358.56 is: 287,399.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,829.42 : 448,053.39 = 208,358.56 : x
  2. Step 2: Convert to fraction form
    324,829.42/448,053.39 = 208,358.56/x
  3. Step 3: Cross multiply
    324,829.42x = 448,053.39 × 208,358.56
  4. Step 4: Simplify right side
    324,829.42x = 93,355,759,703.59
  5. Step 5: Solve for x
    x = 93,355,759,703.59/324,829.42
  6. Step 6: Final answer
    x = 287,399.33

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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.