Finding the Fourth Proportional to 299,428.92, 413,283.06 and 192,252.96
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Solution
The fourth proportional to 299,428.92, 413,283.06 and 192,252.96 is: 265,354.77
Step by Step Solution
- Step 1: Write the proportion equation
299,428.92 : 413,283.06 = 192,252.96 : x - Step 2: Convert to fraction form
299,428.92/413,283.06 = 192,252.96/x - Step 3: Cross multiply
299,428.92x = 413,283.06 × 192,252.96 - Step 4: Simplify right side
299,428.92x = 79,454,891,602.86 - Step 5: Solve for x
x = 79,454,891,602.86/299,428.92 - Step 6: Final answer
x = 265,354.77
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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.