Home / 1,109,618.46-1,664,427.96-268,170.12

Finding the Fourth Proportional to 1,109,618.46, 1,664,427.96 and 268,170.12

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Solution

The fourth proportional to 1,109,618.46, 1,664,427.96 and 268,170.12 is: 402,255.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,618.46 : 1,664,427.96 = 268,170.12 : x
  2. Step 2: Convert to fraction form
    1,109,618.46/1,664,427.96 = 268,170.12/x
  3. Step 3: Cross multiply
    1,109,618.46x = 1,664,427.96 × 268,170.12
  4. Step 4: Simplify right side
    1,109,618.46x = 446,349,845,764.56
  5. Step 5: Solve for x
    x = 446,349,845,764.56/1,109,618.46
  6. Step 6: Final answer
    x = 402,255.25

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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.