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Finding the Fourth Proportional to 324,988.47, 448,490.25 and 181,764.27

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Solution

The fourth proportional to 324,988.47, 448,490.25 and 181,764.27 is: 250,838.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,988.47 : 448,490.25 = 181,764.27 : x
  2. Step 2: Convert to fraction form
    324,988.47/448,490.25 = 181,764.27/x
  3. Step 3: Cross multiply
    324,988.47x = 448,490.25 × 181,764.27
  4. Step 4: Simplify right side
    324,988.47x = 81,519,502,893.37
  5. Step 5: Solve for x
    x = 81,519,502,893.37/324,988.47
  6. Step 6: Final answer
    x = 250,838.14

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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.