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Finding the Fourth Proportional to 324,989.71, 448,484.27 and 181,750.32

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Solution

The fourth proportional to 324,989.71, 448,484.27 and 181,750.32 is: 250,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,989.71 : 448,484.27 = 181,750.32 : x
  2. Step 2: Convert to fraction form
    324,989.71/448,484.27 = 181,750.32/x
  3. Step 3: Cross multiply
    324,989.71x = 448,484.27 × 181,750.32
  4. Step 4: Simplify right side
    324,989.71x = 81,512,161,042.09
  5. Step 5: Solve for x
    x = 81,512,161,042.09/324,989.71
  6. Step 6: Final answer
    x = 250,814.59

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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.