Finding the Fourth Proportional to 664,372.08, 996,715.86 and 215,093.02
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Solution
The fourth proportional to 664,372.08, 996,715.86 and 215,093.02 is: 322,690.60
Step by Step Solution
- Step 1: Write the proportion equation
664,372.08 : 996,715.86 = 215,093.02 : x - Step 2: Convert to fraction form
664,372.08/996,715.86 = 215,093.02/x - Step 3: Cross multiply
664,372.08x = 996,715.86 × 215,093.02 - Step 4: Simplify right side
664,372.08x = 214,386,624,409.30 - Step 5: Solve for x
x = 214,386,624,409.30/664,372.08 - Step 6: Final answer
x = 322,690.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.