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Finding the Fourth Proportional to 402,273.43, 603,659.31 and 233,873.01

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Solution

The fourth proportional to 402,273.43, 603,659.31 and 233,873.01 is: 350,954.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,273.43 : 603,659.31 = 233,873.01 : x
  2. Step 2: Convert to fraction form
    402,273.43/603,659.31 = 233,873.01/x
  3. Step 3: Cross multiply
    402,273.43x = 603,659.31 × 233,873.01
  4. Step 4: Simplify right side
    402,273.43x = 141,179,616,825.93
  5. Step 5: Solve for x
    x = 141,179,616,825.93/402,273.43
  6. Step 6: Final answer
    x = 350,954.37

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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.