Finding the Fourth Proportional to 299,304.48, 413,042.64 and 163,339.52
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Solution
The fourth proportional to 299,304.48, 413,042.64 and 163,339.52 is: 225,409.88
Step by Step Solution
- Step 1: Write the proportion equation
299,304.48 : 413,042.64 = 163,339.52 : x - Step 2: Convert to fraction form
299,304.48/413,042.64 = 163,339.52/x - Step 3: Cross multiply
299,304.48x = 413,042.64 × 163,339.52 - Step 4: Simplify right side
299,304.48x = 67,466,186,557.13 - Step 5: Solve for x
x = 67,466,186,557.13/299,304.48 - Step 6: Final answer
x = 225,409.88
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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.