Finding the Fourth Proportional to 497,218.84, 746,199.70 and 336,914.68
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Solution
The fourth proportional to 497,218.84, 746,199.70 and 336,914.68 is: 505,623.70
Step by Step Solution
- Step 1: Write the proportion equation
497,218.84 : 746,199.70 = 336,914.68 : x - Step 2: Convert to fraction form
497,218.84/746,199.70 = 336,914.68/x - Step 3: Cross multiply
497,218.84x = 746,199.70 × 336,914.68 - Step 4: Simplify right side
497,218.84x = 251,405,627,726.02 - Step 5: Solve for x
x = 251,405,627,726.02/497,218.84 - Step 6: Final answer
x = 505,623.70
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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.