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Finding the Fourth Proportional to 330,773.31, 456,466.05 and 179,870.31

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Solution

The fourth proportional to 330,773.31, 456,466.05 and 179,870.31 is: 248,220.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,773.31 : 456,466.05 = 179,870.31 : x
  2. Step 2: Convert to fraction form
    330,773.31/456,466.05 = 179,870.31/x
  3. Step 3: Cross multiply
    330,773.31x = 456,466.05 × 179,870.31
  4. Step 4: Simplify right side
    330,773.31x = 82,104,689,917.98
  5. Step 5: Solve for x
    x = 82,104,689,917.98/330,773.31
  6. Step 6: Final answer
    x = 248,220.42

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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.