Finding the Fourth Proportional to 657,276.91, 985,816.68 and 207,939.39
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Solution
The fourth proportional to 657,276.91, 985,816.68 and 207,939.39 is: 311,877.86
Step by Step Solution
- Step 1: Write the proportion equation
657,276.91 : 985,816.68 = 207,939.39 : x - Step 2: Convert to fraction form
657,276.91/985,816.68 = 207,939.39/x - Step 3: Cross multiply
657,276.91x = 985,816.68 × 207,939.39 - Step 4: Simplify right side
657,276.91x = 204,990,119,091.03 - Step 5: Solve for x
x = 204,990,119,091.03/657,276.91 - Step 6: Final answer
x = 311,877.86
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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.