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Finding the Fourth Proportional to 367,438.02, 507,025.32 and 206,310.66

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Solution

The fourth proportional to 367,438.02, 507,025.32 and 206,310.66 is: 284,686.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,438.02 : 507,025.32 = 206,310.66 : x
  2. Step 2: Convert to fraction form
    367,438.02/507,025.32 = 206,310.66/x
  3. Step 3: Cross multiply
    367,438.02x = 507,025.32 × 206,310.66
  4. Step 4: Simplify right side
    367,438.02x = 104,604,728,405.91
  5. Step 5: Solve for x
    x = 104,604,728,405.91/367,438.02
  6. Step 6: Final answer
    x = 284,686.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.