Finding the Fourth Proportional to 816,213.00, 1,223,618.30 and 283,664.84
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Solution
The fourth proportional to 816,213.00, 1,223,618.30 and 283,664.84 is: 425,253.56
Step by Step Solution
- Step 1: Write the proportion equation
816,213.00 : 1,223,618.30 = 283,664.84 : x - Step 2: Convert to fraction form
816,213.00/1,223,618.30 = 283,664.84/x - Step 3: Cross multiply
816,213.00x = 1,223,618.30 × 283,664.84 - Step 4: Simplify right side
816,213.00x = 347,097,482,817.90 - Step 5: Solve for x
x = 347,097,482,817.90/816,213.00 - Step 6: Final answer
x = 425,253.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.