Finding the Fourth Proportional to 676,778.44, 933,954.24 and 374,972.44
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Solution
The fourth proportional to 676,778.44, 933,954.24 and 374,972.44 is: 517,461.96
Step by Step Solution
- Step 1: Write the proportion equation
676,778.44 : 933,954.24 = 374,972.44 : x - Step 2: Convert to fraction form
676,778.44/933,954.24 = 374,972.44/x - Step 3: Cross multiply
676,778.44x = 933,954.24 × 374,972.44 - Step 4: Simplify right side
676,778.44x = 350,207,099,292.41 - Step 5: Solve for x
x = 350,207,099,292.41/676,778.44 - Step 6: Final answer
x = 517,461.96
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1.5x scale
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.