Finding the Fourth Proportional to 299,784.24, 413,695.08 and 163,818.45
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Solution
The fourth proportional to 299,784.24, 413,695.08 and 163,818.45 is: 226,065.54
Step by Step Solution
- Step 1: Write the proportion equation
299,784.24 : 413,695.08 = 163,818.45 : x - Step 2: Convert to fraction form
299,784.24/413,695.08 = 163,818.45/x - Step 3: Cross multiply
299,784.24x = 413,695.08 × 163,818.45 - Step 4: Simplify right side
299,784.24x = 67,770,886,778.23 - Step 5: Solve for x
x = 67,770,886,778.23/299,784.24 - Step 6: Final answer
x = 226,065.54
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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.