Finding the Fourth Proportional to 998,074.94, 1,497,705.33 and 367,431.62
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Solution
The fourth proportional to 998,074.94, 1,497,705.33 and 367,431.62 is: 551,365.71
Step by Step Solution
- Step 1: Write the proportion equation
998,074.94 : 1,497,705.33 = 367,431.62 : x - Step 2: Convert to fraction form
998,074.94/1,497,705.33 = 367,431.62/x - Step 3: Cross multiply
998,074.94x = 1,497,705.33 × 367,431.62 - Step 4: Simplify right side
998,074.94x = 550,304,295,684.54 - Step 5: Solve for x
x = 550,304,295,684.54/998,074.94 - Step 6: Final answer
x = 551,365.71
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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.