Finding the Fourth Proportional to 823,908.24, 1,236,038.82 and 255,276.75
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Solution
The fourth proportional to 823,908.24, 1,236,038.82 and 255,276.75 is: 382,969.80
Step by Step Solution
- Step 1: Write the proportion equation
823,908.24 : 1,236,038.82 = 255,276.75 : x - Step 2: Convert to fraction form
823,908.24/1,236,038.82 = 255,276.75/x - Step 3: Cross multiply
823,908.24x = 1,236,038.82 × 255,276.75 - Step 4: Simplify right side
823,908.24x = 315,531,972,843.44 - Step 5: Solve for x
x = 315,531,972,843.44/823,908.24 - Step 6: Final answer
x = 382,969.80
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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.