Finding the Fourth Proportional to 848,263.18, 1,170,611.50 and 461,078.36
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Solution
The fourth proportional to 848,263.18, 1,170,611.50 and 461,078.36 is: 636,292.65
Step by Step Solution
- Step 1: Write the proportion equation
848,263.18 : 1,170,611.50 = 461,078.36 : x - Step 2: Convert to fraction form
848,263.18/1,170,611.50 = 461,078.36/x - Step 3: Cross multiply
848,263.18x = 1,170,611.50 × 461,078.36 - Step 4: Simplify right side
848,263.18x = 539,743,630,617.14 - Step 5: Solve for x
x = 539,743,630,617.14/848,263.18 - Step 6: Final answer
x = 636,292.65
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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.