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Finding the Fourth Proportional to 626,804.52, 940,580.36 and 227,476.48

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Solution

The fourth proportional to 626,804.52, 940,580.36 and 227,476.48 is: 341,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,804.52 : 940,580.36 = 227,476.48 : x
  2. Step 2: Convert to fraction form
    626,804.52/940,580.36 = 227,476.48/x
  3. Step 3: Cross multiply
    626,804.52x = 940,580.36 × 227,476.48
  4. Step 4: Simplify right side
    626,804.52x = 213,959,909,449.93
  5. Step 5: Solve for x
    x = 213,959,909,449.93/626,804.52
  6. Step 6: Final answer
    x = 341,350.30

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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.