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Finding the Fourth Proportional to 550,662.40, 825,999.36 and 234,922.24

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Solution

The fourth proportional to 550,662.40, 825,999.36 and 234,922.24 is: 352,385.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,662.40 : 825,999.36 = 234,922.24 : x
  2. Step 2: Convert to fraction form
    550,662.40/825,999.36 = 234,922.24/x
  3. Step 3: Cross multiply
    550,662.40x = 825,999.36 × 234,922.24
  4. Step 4: Simplify right side
    550,662.40x = 194,045,619,889.77
  5. Step 5: Solve for x
    x = 194,045,619,889.77/550,662.40
  6. Step 6: Final answer
    x = 352,385.82

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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.