Home / 509,023.64-702,374.49-294,122.04

Finding the Fourth Proportional to 509,023.64, 702,374.49 and 294,122.04

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Solution

The fourth proportional to 509,023.64, 702,374.49 and 294,122.04 is: 405,843.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,023.64 : 702,374.49 = 294,122.04 : x
  2. Step 2: Convert to fraction form
    509,023.64/702,374.49 = 294,122.04/x
  3. Step 3: Cross multiply
    509,023.64x = 702,374.49 × 294,122.04
  4. Step 4: Simplify right side
    509,023.64x = 206,583,815,208.86
  5. Step 5: Solve for x
    x = 206,583,815,208.86/509,023.64
  6. Step 6: Final answer
    x = 405,843.26

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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.