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Finding the Fourth Proportional to 577,429.24, 866,102.22 and 178,028.32

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Solution

The fourth proportional to 577,429.24, 866,102.22 and 178,028.32 is: 267,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,429.24 : 866,102.22 = 178,028.32 : x
  2. Step 2: Convert to fraction form
    577,429.24/866,102.22 = 178,028.32/x
  3. Step 3: Cross multiply
    577,429.24x = 866,102.22 × 178,028.32
  4. Step 4: Simplify right side
    577,429.24x = 154,190,723,174.87
  5. Step 5: Solve for x
    x = 154,190,723,174.87/577,429.24
  6. Step 6: Final answer
    x = 267,029.64

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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.