Finding the Fourth Proportional to 306,592.17, 459,721.49 and 106,858.95
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Solution
The fourth proportional to 306,592.17, 459,721.49 and 106,858.95 is: 160,230.30
Step by Step Solution
- Step 1: Write the proportion equation
306,592.17 : 459,721.49 = 106,858.95 : x - Step 2: Convert to fraction form
306,592.17/459,721.49 = 106,858.95/x - Step 3: Cross multiply
306,592.17x = 459,721.49 × 106,858.95 - Step 4: Simplify right side
306,592.17x = 49,125,355,179.54 - Step 5: Solve for x
x = 49,125,355,179.54/306,592.17 - Step 6: Final answer
x = 160,230.30
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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.