Finding the Fourth Proportional to 304,792.49, 420,595.09 and 168,818.38
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Solution
The fourth proportional to 304,792.49, 420,595.09 and 168,818.38 is: 232,959.09
Step by Step Solution
- Step 1: Write the proportion equation
304,792.49 : 420,595.09 = 168,818.38 : x - Step 2: Convert to fraction form
304,792.49/420,595.09 = 168,818.38/x - Step 3: Cross multiply
304,792.49x = 420,595.09 × 168,818.38 - Step 4: Simplify right side
304,792.49x = 71,004,180,256.22 - Step 5: Solve for x
x = 71,004,180,256.22/304,792.49 - Step 6: Final answer
x = 232,959.09
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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.