Finding the Fourth Proportional to 343,159.10, 514,806.69 and 106,491.68
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Solution
The fourth proportional to 343,159.10, 514,806.69 and 106,491.68 is: 159,758.63
Step by Step Solution
- Step 1: Write the proportion equation
343,159.10 : 514,806.69 = 106,491.68 : x - Step 2: Convert to fraction form
343,159.10/514,806.69 = 106,491.68/x - Step 3: Cross multiply
343,159.10x = 514,806.69 × 106,491.68 - Step 4: Simplify right side
343,159.10x = 54,822,629,293.34 - Step 5: Solve for x
x = 54,822,629,293.34/343,159.10 - Step 6: Final answer
x = 159,758.63
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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.