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Finding the Fourth Proportional to 535,954, 802,859.28 and 322,603.60

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Solution

The fourth proportional to 535,954, 802,859.28 and 322,603.60 is: 483,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,954 : 802,859.28 = 322,603.60 : x
  2. Step 2: Convert to fraction form
    535,954/802,859.28 = 322,603.60/x
  3. Step 3: Cross multiply
    535,954x = 802,859.28 × 322,603.60
  4. Step 4: Simplify right side
    535,954x = 259,005,294,021.41
  5. Step 5: Solve for x
    x = 259,005,294,021.41/535,954
  6. Step 6: Final answer
    x = 483,260.31

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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.