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Finding the Fourth Proportional to 552,485.22, 828,727.85 and 365,452.98

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Solution

The fourth proportional to 552,485.22, 828,727.85 and 365,452.98 is: 548,179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,485.22 : 828,727.85 = 365,452.98 : x
  2. Step 2: Convert to fraction form
    552,485.22/828,727.85 = 365,452.98/x
  3. Step 3: Cross multiply
    552,485.22x = 828,727.85 × 365,452.98
  4. Step 4: Simplify right side
    552,485.22x = 302,861,060,564.23
  5. Step 5: Solve for x
    x = 302,861,060,564.23/552,485.22
  6. Step 6: Final answer
    x = 548,179.48

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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.