Finding the Fourth Proportional to 494,690.40, 741,040.50 and 374,952.15
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Solution
The fourth proportional to 494,690.40, 741,040.50 and 374,952.15 is: 561,673.99
Step by Step Solution
- Step 1: Write the proportion equation
494,690.40 : 741,040.50 = 374,952.15 : x - Step 2: Convert to fraction form
494,690.40/741,040.50 = 374,952.15/x - Step 3: Cross multiply
494,690.40x = 741,040.50 × 374,952.15 - Step 4: Simplify right side
494,690.40x = 277,854,728,712.08 - Step 5: Solve for x
x = 277,854,728,712.08/494,690.40 - Step 6: Final answer
x = 561,673.99
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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.