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Finding the Fourth Proportional to 334,427.36, 501,657.80 and 109,696.88

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Solution

The fourth proportional to 334,427.36, 501,657.80 and 109,696.88 is: 164,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,427.36 : 501,657.80 = 109,696.88 : x
  2. Step 2: Convert to fraction form
    334,427.36/501,657.80 = 109,696.88/x
  3. Step 3: Cross multiply
    334,427.36x = 501,657.80 × 109,696.88
  4. Step 4: Simplify right side
    334,427.36x = 55,030,295,487.66
  5. Step 5: Solve for x
    x = 55,030,295,487.66/334,427.36
  6. Step 6: Final answer
    x = 164,550.82

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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.