Finding the Fourth Proportional to 603,296.68, 832,694.40 and 345,323.19
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Solution
The fourth proportional to 603,296.68, 832,694.40 and 345,323.19 is: 476,628.99
Step by Step Solution
- Step 1: Write the proportion equation
603,296.68 : 832,694.40 = 345,323.19 : x - Step 2: Convert to fraction form
603,296.68/832,694.40 = 345,323.19/x - Step 3: Cross multiply
603,296.68x = 832,694.40 × 345,323.19 - Step 4: Simplify right side
603,296.68x = 287,548,684,675.49 - Step 5: Solve for x
x = 287,548,684,675.49/603,296.68 - Step 6: Final answer
x = 476,628.99
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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.