Finding the Fourth Proportional to 807,867.10, 1,114,805.88 and 445,270.99
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Solution
The fourth proportional to 807,867.10, 1,114,805.88 and 445,270.99 is: 614,446.01
Step by Step Solution
- Step 1: Write the proportion equation
807,867.10 : 1,114,805.88 = 445,270.99 : x - Step 2: Convert to fraction form
807,867.10/1,114,805.88 = 445,270.99/x - Step 3: Cross multiply
807,867.10x = 1,114,805.88 × 445,270.99 - Step 4: Simplify right side
807,867.10x = 496,390,717,845.42 - Step 5: Solve for x
x = 496,390,717,845.42/807,867.10 - Step 6: Final answer
x = 614,446.01
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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.