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Finding the Fourth Proportional to 577,524.08, 866,367.54 and 178,197.32

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Solution

The fourth proportional to 577,524.08, 866,367.54 and 178,197.32 is: 267,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,524.08 : 866,367.54 = 178,197.32 : x
  2. Step 2: Convert to fraction form
    577,524.08/866,367.54 = 178,197.32/x
  3. Step 3: Cross multiply
    577,524.08x = 866,367.54 × 178,197.32
  4. Step 4: Simplify right side
    577,524.08x = 154,384,373,762.99
  5. Step 5: Solve for x
    x = 154,384,373,762.99/577,524.08
  6. Step 6: Final answer
    x = 267,321.10

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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.