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Finding the Fourth Proportional to 367,089.78, 506,554.11 and 205,922.46

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Solution

The fourth proportional to 367,089.78, 506,554.11 and 205,922.46 is: 284,156.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,089.78 : 506,554.11 = 205,922.46 : x
  2. Step 2: Convert to fraction form
    367,089.78/506,554.11 = 205,922.46/x
  3. Step 3: Cross multiply
    367,089.78x = 506,554.11 × 205,922.46
  4. Step 4: Simplify right side
    367,089.78x = 104,310,868,454.31
  5. Step 5: Solve for x
    x = 104,310,868,454.31/367,089.78
  6. Step 6: Final answer
    x = 284,156.29

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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.