Finding the Fourth Proportional to 249,908.46, 344,514.97 and 178,163.93
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Solution
The fourth proportional to 249,908.46, 344,514.97 and 178,163.93 is: 245,610.49
Step by Step Solution
- Step 1: Write the proportion equation
249,908.46 : 344,514.97 = 178,163.93 : x - Step 2: Convert to fraction form
249,908.46/344,514.97 = 178,163.93/x - Step 3: Cross multiply
249,908.46x = 344,514.97 × 178,163.93 - Step 4: Simplify right side
249,908.46x = 61,380,140,479.19 - Step 5: Solve for x
x = 61,380,140,479.19/249,908.46 - Step 6: Final answer
x = 245,610.49
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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.