Finding the Fourth Proportional to 257,227.24, 385,696.62 and 176,265.64
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Solution
The fourth proportional to 257,227.24, 385,696.62 and 176,265.64 is: 264,299.62
Step by Step Solution
- Step 1: Write the proportion equation
257,227.24 : 385,696.62 = 176,265.64 : x - Step 2: Convert to fraction form
257,227.24/385,696.62 = 176,265.64/x - Step 3: Cross multiply
257,227.24x = 385,696.62 × 176,265.64 - Step 4: Simplify right side
257,227.24x = 67,985,061,570.14 - Step 5: Solve for x
x = 67,985,061,570.14/257,227.24 - Step 6: Final answer
x = 264,299.62
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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.