Finding the Fourth Proportional to 807,770.18, 1,114,677.36 and 445,192.92
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Solution
The fourth proportional to 807,770.18, 1,114,677.36 and 445,192.92 is: 614,341.16
Step by Step Solution
- Step 1: Write the proportion equation
807,770.18 : 1,114,677.36 = 445,192.92 : x - Step 2: Convert to fraction form
807,770.18/1,114,677.36 = 445,192.92/x - Step 3: Cross multiply
807,770.18x = 1,114,677.36 × 445,192.92 - Step 4: Simplify right side
807,770.18x = 496,246,468,756.29 - Step 5: Solve for x
x = 496,246,468,756.29/807,770.18 - Step 6: Final answer
x = 614,341.16
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.