Finding the Fourth Proportional to 673,991.47, 1,010,706.12 and 274,360.96
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Solution
The fourth proportional to 673,991.47, 1,010,706.12 and 274,360.96 is: 411,427.02
Step by Step Solution
- Step 1: Write the proportion equation
673,991.47 : 1,010,706.12 = 274,360.96 : x - Step 2: Convert to fraction form
673,991.47/1,010,706.12 = 274,360.96/x - Step 3: Cross multiply
673,991.47x = 1,010,706.12 × 274,360.96 - Step 4: Simplify right side
673,991.47x = 277,298,301,361.08 - Step 5: Solve for x
x = 277,298,301,361.08/673,991.47 - Step 6: Final answer
x = 411,427.02
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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.