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Finding the Fourth Proportional to 367,040.80, 550,885.20 and 217,093.60

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Solution

The fourth proportional to 367,040.80, 550,885.20 and 217,093.60 is: 325,832.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,040.80 : 550,885.20 = 217,093.60 : x
  2. Step 2: Convert to fraction form
    367,040.80/550,885.20 = 217,093.60/x
  3. Step 3: Cross multiply
    367,040.80x = 550,885.20 × 217,093.60
  4. Step 4: Simplify right side
    367,040.80x = 119,593,651,254.72
  5. Step 5: Solve for x
    x = 119,593,651,254.72/367,040.80
  6. Step 6: Final answer
    x = 325,832.04

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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.