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Finding the Fourth Proportional to 477,040.44, 658,301.94 and 273,084.48

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Solution

The fourth proportional to 477,040.44, 658,301.94 and 273,084.48 is: 376,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,040.44 : 658,301.94 = 273,084.48 : x
  2. Step 2: Convert to fraction form
    477,040.44/658,301.94 = 273,084.48/x
  3. Step 3: Cross multiply
    477,040.44x = 658,301.94 × 273,084.48
  4. Step 4: Simplify right side
    477,040.44x = 179,772,042,967.89
  5. Step 5: Solve for x
    x = 179,772,042,967.89/477,040.44
  6. Step 6: Final answer
    x = 376,848.64

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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.