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Finding the Fourth Proportional to 264,817.98, 397,101.96 and 96,219.36

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Solution

The fourth proportional to 264,817.98, 397,101.96 and 96,219.36 is: 144,283.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,817.98 : 397,101.96 = 96,219.36 : x
  2. Step 2: Convert to fraction form
    264,817.98/397,101.96 = 96,219.36/x
  3. Step 3: Cross multiply
    264,817.98x = 397,101.96 × 96,219.36
  4. Step 4: Simplify right side
    264,817.98x = 38,208,896,445.95
  5. Step 5: Solve for x
    x = 38,208,896,445.95/264,817.98
  6. Step 6: Final answer
    x = 144,283.62

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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.