Finding the Fourth Proportional to 299,925.36, 413,897.76 and 163,960.92
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Solution
The fourth proportional to 299,925.36, 413,897.76 and 163,960.92 is: 226,266.49
Step by Step Solution
- Step 1: Write the proportion equation
299,925.36 : 413,897.76 = 163,960.92 : x - Step 2: Convert to fraction form
299,925.36/413,897.76 = 163,960.92/x - Step 3: Cross multiply
299,925.36x = 413,897.76 × 163,960.92 - Step 4: Simplify right side
299,925.36x = 67,863,057,515.54 - Step 5: Solve for x
x = 67,863,057,515.54/299,925.36 - Step 6: Final answer
x = 226,266.49
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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.