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Finding the Fourth Proportional to 374,224.84, 560,958.94 and 161,131.72

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Solution

The fourth proportional to 374,224.84, 560,958.94 and 161,131.72 is: 241,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,224.84 : 560,958.94 = 161,131.72 : x
  2. Step 2: Convert to fraction form
    374,224.84/560,958.94 = 161,131.72/x
  3. Step 3: Cross multiply
    374,224.84x = 560,958.94 × 161,131.72
  4. Step 4: Simplify right side
    374,224.84x = 90,388,278,851.58
  5. Step 5: Solve for x
    x = 90,388,278,851.58/374,224.84
  6. Step 6: Final answer
    x = 241,534.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.