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Finding the Fourth Proportional to 622,673.73, 934,092 and 223,359.12

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Solution

The fourth proportional to 622,673.73, 934,092 and 223,359.12 is: 335,067.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,673.73 : 934,092 = 223,359.12 : x
  2. Step 2: Convert to fraction form
    622,673.73/934,092 = 223,359.12/x
  3. Step 3: Cross multiply
    622,673.73x = 934,092 × 223,359.12
  4. Step 4: Simplify right side
    622,673.73x = 208,637,967,119.04
  5. Step 5: Solve for x
    x = 208,637,967,119.04/622,673.73
  6. Step 6: Final answer
    x = 335,067.88

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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.