Finding the Fourth Proportional to 807,952.84, 1,114,924.82 and 445,357.96
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Solution
The fourth proportional to 807,952.84, 1,114,924.82 and 445,357.96 is: 614,566.37
Step by Step Solution
- Step 1: Write the proportion equation
807,952.84 : 1,114,924.82 = 445,357.96 : x - Step 2: Convert to fraction form
807,952.84/1,114,924.82 = 445,357.96/x - Step 3: Cross multiply
807,952.84x = 1,114,924.82 × 445,357.96 - Step 4: Simplify right side
807,952.84x = 496,540,643,388.57 - Step 5: Solve for x
x = 496,540,643,388.57/807,952.84 - Step 6: Final answer
x = 614,566.37
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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.