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Finding the Fourth Proportional to 598,403.08, 825,794.40 and 326,469.03

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Solution

The fourth proportional to 598,403.08, 825,794.40 and 326,469.03 is: 450,526.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,403.08 : 825,794.40 = 326,469.03 : x
  2. Step 2: Convert to fraction form
    598,403.08/825,794.40 = 326,469.03/x
  3. Step 3: Cross multiply
    598,403.08x = 825,794.40 × 326,469.03
  4. Step 4: Simplify right side
    598,403.08x = 269,596,296,747.43
  5. Step 5: Solve for x
    x = 269,596,296,747.43/598,403.08
  6. Step 6: Final answer
    x = 450,526.25

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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.