Home / 1,232,268.40-1,848,578.93-379,412.21

Finding the Fourth Proportional to 1,232,268.40, 1,848,578.93 and 379,412.21

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Solution

The fourth proportional to 1,232,268.40, 1,848,578.93 and 379,412.21 is: 569,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,268.40 : 1,848,578.93 = 379,412.21 : x
  2. Step 2: Convert to fraction form
    1,232,268.40/1,848,578.93 = 379,412.21/x
  3. Step 3: Cross multiply
    1,232,268.40x = 1,848,578.93 × 379,412.21
  4. Step 4: Simplify right side
    1,232,268.40x = 701,373,417,190.74
  5. Step 5: Solve for x
    x = 701,373,417,190.74/1,232,268.40
  6. Step 6: Final answer
    x = 569,172.61

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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.