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Finding the Fourth Proportional to 629,440.94, 944,394.69 and 292,662.38

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Solution

The fourth proportional to 629,440.94, 944,394.69 and 292,662.38 is: 439,102.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,440.94 : 944,394.69 = 292,662.38 : x
  2. Step 2: Convert to fraction form
    629,440.94/944,394.69 = 292,662.38/x
  3. Step 3: Cross multiply
    629,440.94x = 944,394.69 × 292,662.38
  4. Step 4: Simplify right side
    629,440.94x = 276,388,797,634.76
  5. Step 5: Solve for x
    x = 276,388,797,634.76/629,440.94
  6. Step 6: Final answer
    x = 439,102.03

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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.