Finding the Fourth Proportional to 299,407.77, 413,252.19 and 197,451.63
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Solution
The fourth proportional to 299,407.77, 413,252.19 and 197,451.63 is: 272,529.06
Step by Step Solution
- Step 1: Write the proportion equation
299,407.77 : 413,252.19 = 197,451.63 : x - Step 2: Convert to fraction form
299,407.77/413,252.19 = 197,451.63/x - Step 3: Cross multiply
299,407.77x = 413,252.19 × 197,451.63 - Step 4: Simplify right side
299,407.77x = 81,597,318,516.57 - Step 5: Solve for x
x = 81,597,318,516.57/299,407.77 - Step 6: Final answer
x = 272,529.06
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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.