Finding the Fourth Proportional to 823,318.26, 1,135,651.99 and 660,365.77
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Solution
The fourth proportional to 823,318.26, 1,135,651.99 and 660,365.77 is: 910,881.89
Step by Step Solution
- Step 1: Write the proportion equation
823,318.26 : 1,135,651.99 = 660,365.77 : x - Step 2: Convert to fraction form
823,318.26/1,135,651.99 = 660,365.77/x - Step 3: Cross multiply
823,318.26x = 1,135,651.99 × 660,365.77 - Step 4: Simplify right side
823,318.26x = 749,945,691,848.29 - Step 5: Solve for x
x = 749,945,691,848.29/823,318.26 - Step 6: Final answer
x = 910,881.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.