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Finding the Fourth Proportional to 324,707.77, 448,110.56 and 181,467.81

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Solution

The fourth proportional to 324,707.77, 448,110.56 and 181,467.81 is: 250,433.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,707.77 : 448,110.56 = 181,467.81 : x
  2. Step 2: Convert to fraction form
    324,707.77/448,110.56 = 181,467.81/x
  3. Step 3: Cross multiply
    324,707.77x = 448,110.56 × 181,467.81
  4. Step 4: Simplify right side
    324,707.77x = 81,317,641,294.47
  5. Step 5: Solve for x
    x = 81,317,641,294.47/324,707.77
  6. Step 6: Final answer
    x = 250,433.31

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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.