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Finding the Fourth Proportional to 324,463.34, 447,754.74 and 181,225.46

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Solution

The fourth proportional to 324,463.34, 447,754.74 and 181,225.46 is: 250,088.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,463.34 : 447,754.74 = 181,225.46 : x
  2. Step 2: Convert to fraction form
    324,463.34/447,754.74 = 181,225.46/x
  3. Step 3: Cross multiply
    324,463.34x = 447,754.74 × 181,225.46
  4. Step 4: Simplify right side
    324,463.34x = 81,144,558,723.68
  5. Step 5: Solve for x
    x = 81,144,558,723.68/324,463.34
  6. Step 6: Final answer
    x = 250,088.53

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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.