Finding the Fourth Proportional to 697,845.02, 1,046,755.38 and 382,129.70
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Solution
The fourth proportional to 697,845.02, 1,046,755.38 and 382,129.70 is: 573,187.90
Step by Step Solution
- Step 1: Write the proportion equation
697,845.02 : 1,046,755.38 = 382,129.70 : x - Step 2: Convert to fraction form
697,845.02/1,046,755.38 = 382,129.70/x - Step 3: Cross multiply
697,845.02x = 1,046,755.38 × 382,129.70 - Step 4: Simplify right side
697,845.02x = 399,996,321,949.67 - Step 5: Solve for x
x = 399,996,321,949.67/697,845.02 - Step 6: Final answer
x = 573,187.90
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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.