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Finding the Fourth Proportional to 324,960.41, 448,457.58 and 181,720.10

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Solution

The fourth proportional to 324,960.41, 448,457.58 and 181,720.10 is: 250,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,960.41 : 448,457.58 = 181,720.10 : x
  2. Step 2: Convert to fraction form
    324,960.41/448,457.58 = 181,720.10/x
  3. Step 3: Cross multiply
    324,960.41x = 448,457.58 × 181,720.10
  4. Step 4: Simplify right side
    324,960.41x = 81,493,754,041.07
  5. Step 5: Solve for x
    x = 81,493,754,041.07/324,960.41
  6. Step 6: Final answer
    x = 250,780.57

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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.