Finding the Fourth Proportional to 918,855.82, 1,378,349.41 and 244,933.66
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Solution
The fourth proportional to 918,855.82, 1,378,349.41 and 244,933.66 is: 367,418.00
Step by Step Solution
- Step 1: Write the proportion equation
918,855.82 : 1,378,349.41 = 244,933.66 : x - Step 2: Convert to fraction form
918,855.82/1,378,349.41 = 244,933.66/x - Step 3: Cross multiply
918,855.82x = 1,378,349.41 × 244,933.66 - Step 4: Simplify right side
918,855.82x = 337,604,165,750.14 - Step 5: Solve for x
x = 337,604,165,750.14/918,855.82 - Step 6: Final answer
x = 367,418.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.