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Finding the Fourth Proportional to 552,564.40, 828,846.60 and 548,627.80

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Solution

The fourth proportional to 552,564.40, 828,846.60 and 548,627.80 is: 822,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,564.40 : 828,846.60 = 548,627.80 : x
  2. Step 2: Convert to fraction form
    552,564.40/828,846.60 = 548,627.80/x
  3. Step 3: Cross multiply
    552,564.40x = 828,846.60 × 548,627.80
  4. Step 4: Simplify right side
    552,564.40x = 454,728,286,695.48
  5. Step 5: Solve for x
    x = 454,728,286,695.48/552,564.40
  6. Step 6: Final answer
    x = 822,941.70

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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.