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Finding the Fourth Proportional to 880,197.92, 1,214,692.44 and 536,049.98

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Solution

The fourth proportional to 880,197.92, 1,214,692.44 and 536,049.98 is: 739,760.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,197.92 : 1,214,692.44 = 536,049.98 : x
  2. Step 2: Convert to fraction form
    880,197.92/1,214,692.44 = 536,049.98/x
  3. Step 3: Cross multiply
    880,197.92x = 1,214,692.44 × 536,049.98
  4. Step 4: Simplify right side
    880,197.92x = 651,135,858,168.15
  5. Step 5: Solve for x
    x = 651,135,858,168.15/880,197.92
  6. Step 6: Final answer
    x = 739,760.73

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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.