Finding the Fourth Proportional to 826,827.24, 1,141,146.36 and 504,724.80
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Solution
The fourth proportional to 826,827.24, 1,141,146.36 and 504,724.80 is: 696,596.39
Step by Step Solution
- Step 1: Write the proportion equation
826,827.24 : 1,141,146.36 = 504,724.80 : x - Step 2: Convert to fraction form
826,827.24/1,141,146.36 = 504,724.80/x - Step 3: Cross multiply
826,827.24x = 1,141,146.36 × 504,724.80 - Step 4: Simplify right side
826,827.24x = 575,964,868,321.73 - Step 5: Solve for x
x = 575,964,868,321.73/826,827.24 - Step 6: Final answer
x = 696,596.39
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1.5x scale
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.