Finding the Fourth Proportional to 275,861.08, 380,862.57 and 180,528.94
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Solution
The fourth proportional to 275,861.08, 380,862.57 and 180,528.94 is: 249,243.99
Step by Step Solution
- Step 1: Write the proportion equation
275,861.08 : 380,862.57 = 180,528.94 : x - Step 2: Convert to fraction form
275,861.08/380,862.57 = 180,528.94/x - Step 3: Cross multiply
275,861.08x = 380,862.57 × 180,528.94 - Step 4: Simplify right side
275,861.08x = 68,756,716,047.78 - Step 5: Solve for x
x = 68,756,716,047.78/275,861.08 - Step 6: Final answer
x = 249,243.99
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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.