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Finding the Fourth Proportional to 598,866.03, 826,447.63 and 326,945.39

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Solution

The fourth proportional to 598,866.03, 826,447.63 and 326,945.39 is: 451,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,866.03 : 826,447.63 = 326,945.39 : x
  2. Step 2: Convert to fraction form
    598,866.03/826,447.63 = 326,945.39/x
  3. Step 3: Cross multiply
    598,866.03x = 826,447.63 × 326,945.39
  4. Step 4: Simplify right side
    598,866.03x = 270,203,241,612.27
  5. Step 5: Solve for x
    x = 270,203,241,612.27/598,866.03
  6. Step 6: Final answer
    x = 451,191.46

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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.