Finding the Fourth Proportional to 338,516.42, 467,135.30 and 195,267.92
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Solution
The fourth proportional to 338,516.42, 467,135.30 and 195,267.92 is: 269,459.71
Step by Step Solution
- Step 1: Write the proportion equation
338,516.42 : 467,135.30 = 195,267.92 : x - Step 2: Convert to fraction form
338,516.42/467,135.30 = 195,267.92/x - Step 3: Cross multiply
338,516.42x = 467,135.30 × 195,267.92 - Step 4: Simplify right side
338,516.42x = 91,216,536,542.07 - Step 5: Solve for x
x = 91,216,536,542.07/338,516.42 - Step 6: Final answer
x = 269,459.71
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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.