Finding the Fourth Proportional to 265,516.99, 366,412.71 and 144,659.32
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Solution
The fourth proportional to 265,516.99, 366,412.71 and 144,659.32 is: 199,629.46
Step by Step Solution
- Step 1: Write the proportion equation
265,516.99 : 366,412.71 = 144,659.32 : x - Step 2: Convert to fraction form
265,516.99/366,412.71 = 144,659.32/x - Step 3: Cross multiply
265,516.99x = 366,412.71 × 144,659.32 - Step 4: Simplify right side
265,516.99x = 53,005,013,094.40 - Step 5: Solve for x
x = 53,005,013,094.40/265,516.99 - Step 6: Final answer
x = 199,629.46
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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.