Finding the Fourth Proportional to 606,703.10, 908,851.80 and 531,907.70
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Solution
The fourth proportional to 606,703.10, 908,851.80 and 531,907.70 is: 796,806.99
Step by Step Solution
- Step 1: Write the proportion equation
606,703.10 : 908,851.80 = 531,907.70 : x - Step 2: Convert to fraction form
606,703.10/908,851.80 = 531,907.70/x - Step 3: Cross multiply
606,703.10x = 908,851.80 × 531,907.70 - Step 4: Simplify right side
606,703.10x = 483,425,270,578.86 - Step 5: Solve for x
x = 483,425,270,578.86/606,703.10 - Step 6: Final answer
x = 796,806.99
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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.