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Finding the Fourth Proportional to 325,069.50, 448,615.80 and 181,839.18

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Solution

The fourth proportional to 325,069.50, 448,615.80 and 181,839.18 is: 250,949.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,069.50 : 448,615.80 = 181,839.18 : x
  2. Step 2: Convert to fraction form
    325,069.50/448,615.80 = 181,839.18/x
  3. Step 3: Cross multiply
    325,069.50x = 448,615.80 × 181,839.18
  4. Step 4: Simplify right side
    325,069.50x = 81,575,929,207.04
  5. Step 5: Solve for x
    x = 81,575,929,207.04/325,069.50
  6. Step 6: Final answer
    x = 250,949.19

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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.