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Finding the Fourth Proportional to 552,261.60, 828,003.60 and 252,885.60

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Solution

The fourth proportional to 552,261.60, 828,003.60 and 252,885.60 is: 379,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,261.60 : 828,003.60 = 252,885.60 : x
  2. Step 2: Convert to fraction form
    552,261.60/828,003.60 = 252,885.60/x
  3. Step 3: Cross multiply
    552,261.60x = 828,003.60 × 252,885.60
  4. Step 4: Simplify right side
    552,261.60x = 209,390,187,188.16
  5. Step 5: Solve for x
    x = 209,390,187,188.16/552,261.60
  6. Step 6: Final answer
    x = 379,150.36

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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.