Finding the Fourth Proportional to 668,381.92, 922,371.60 and 366,578.08
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Solution
The fourth proportional to 668,381.92, 922,371.60 and 366,578.08 is: 505,880.25
Step by Step Solution
- Step 1: Write the proportion equation
668,381.92 : 922,371.60 = 366,578.08 : x - Step 2: Convert to fraction form
668,381.92/922,371.60 = 366,578.08/x - Step 3: Cross multiply
668,381.92x = 922,371.60 × 366,578.08 - Step 4: Simplify right side
668,381.92x = 338,121,210,174.53 - Step 5: Solve for x
x = 338,121,210,174.53/668,381.92 - Step 6: Final answer
x = 505,880.25
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.