Finding the Fourth Proportional to 797,647.18, 1,196,696.84 and 324,671.98
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Solution
The fourth proportional to 797,647.18, 1,196,696.84 and 324,671.98 is: 487,099.99
Step by Step Solution
- Step 1: Write the proportion equation
797,647.18 : 1,196,696.84 = 324,671.98 : x - Step 2: Convert to fraction form
797,647.18/1,196,696.84 = 324,671.98/x - Step 3: Cross multiply
797,647.18x = 1,196,696.84 × 324,671.98 - Step 4: Simplify right side
797,647.18x = 388,533,932,502.54 - Step 5: Solve for x
x = 388,533,932,502.54/797,647.18 - Step 6: Final answer
x = 487,099.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.