Finding the Fourth Proportional to 725,511.07, 1,088,247.97 and 193,036.60
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Solution
The fourth proportional to 725,511.07, 1,088,247.97 and 193,036.60 is: 289,549.94
Step by Step Solution
- Step 1: Write the proportion equation
725,511.07 : 1,088,247.97 = 193,036.60 : x - Step 2: Convert to fraction form
725,511.07/1,088,247.97 = 193,036.60/x - Step 3: Cross multiply
725,511.07x = 1,088,247.97 × 193,036.60 - Step 4: Simplify right side
725,511.07x = 210,071,688,085.70 - Step 5: Solve for x
x = 210,071,688,085.70/725,511.07 - Step 6: Final answer
x = 289,549.94
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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.