Finding the Fourth Proportional to 425,172.60, 586,738.13 and 234,185.99
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Solution
The fourth proportional to 425,172.60, 586,738.13 and 234,185.99 is: 323,176.62
Step by Step Solution
- Step 1: Write the proportion equation
425,172.60 : 586,738.13 = 234,185.99 : x - Step 2: Convert to fraction form
425,172.60/586,738.13 = 234,185.99/x - Step 3: Cross multiply
425,172.60x = 586,738.13 × 234,185.99 - Step 4: Simplify right side
425,172.60x = 137,405,845,740.18 - Step 5: Solve for x
x = 137,405,845,740.18/425,172.60 - Step 6: Final answer
x = 323,176.62
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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.