Finding the Fourth Proportional to 936,711.95, 1,405,117.63 and 297,066.08
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Solution
The fourth proportional to 936,711.95, 1,405,117.63 and 297,066.08 is: 445,614.89
Step by Step Solution
- Step 1: Write the proportion equation
936,711.95 : 1,405,117.63 = 297,066.08 : x - Step 2: Convert to fraction form
936,711.95/1,405,117.63 = 297,066.08/x - Step 3: Cross multiply
936,711.95x = 1,405,117.63 × 297,066.08 - Step 4: Simplify right side
936,711.95x = 417,412,790,167.12 - Step 5: Solve for x
x = 417,412,790,167.12/936,711.95 - Step 6: Final answer
x = 445,614.89
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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.