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Finding the Fourth Proportional to 668,954, 923,156.52 and 367,167.44

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Solution

The fourth proportional to 668,954, 923,156.52 and 367,167.44 is: 506,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,954 : 923,156.52 = 367,167.44 : x
  2. Step 2: Convert to fraction form
    668,954/923,156.52 = 367,167.44/x
  3. Step 3: Cross multiply
    668,954x = 923,156.52 × 367,167.44
  4. Step 4: Simplify right side
    668,954x = 338,953,016,167.71
  5. Step 5: Solve for x
    x = 338,953,016,167.71/668,954
  6. Step 6: Final answer
    x = 506,691.07

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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.