Home / 1,104,121.50-1,656,089.91-305,412.90

Finding the Fourth Proportional to 1,104,121.50, 1,656,089.91 and 305,412.90

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Solution

The fourth proportional to 1,104,121.50, 1,656,089.91 and 305,412.90 is: 458,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,121.50 : 1,656,089.91 = 305,412.90 : x
  2. Step 2: Convert to fraction form
    1,104,121.50/1,656,089.91 = 305,412.90/x
  3. Step 3: Cross multiply
    1,104,121.50x = 1,656,089.91 × 305,412.90
  4. Step 4: Simplify right side
    1,104,121.50x = 505,791,222,073.84
  5. Step 5: Solve for x
    x = 505,791,222,073.84/1,104,121.50
  6. Step 6: Final answer
    x = 458,093.81

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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.