Finding the Fourth Proportional to 252,598.30, 378,696.28 and 145,861.08
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Solution
The fourth proportional to 252,598.30, 378,696.28 and 145,861.08 is: 218,675.46
Step by Step Solution
- Step 1: Write the proportion equation
252,598.30 : 378,696.28 = 145,861.08 : x - Step 2: Convert to fraction form
252,598.30/378,696.28 = 145,861.08/x - Step 3: Cross multiply
252,598.30x = 378,696.28 × 145,861.08 - Step 4: Simplify right side
252,598.30x = 55,237,048,392.78 - Step 5: Solve for x
x = 55,237,048,392.78/252,598.30 - Step 6: Final answer
x = 218,675.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.