Finding the Fourth Proportional to 336,899.71, 465,131.41 and 214,461.17
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Solution
The fourth proportional to 336,899.71, 465,131.41 and 214,461.17 is: 296,089.98
Step by Step Solution
- Step 1: Write the proportion equation
336,899.71 : 465,131.41 = 214,461.17 : x - Step 2: Convert to fraction form
336,899.71/465,131.41 = 214,461.17/x - Step 3: Cross multiply
336,899.71x = 465,131.41 × 214,461.17 - Step 4: Simplify right side
336,899.71x = 99,752,626,481.13 - Step 5: Solve for x
x = 99,752,626,481.13/336,899.71 - Step 6: Final answer
x = 296,089.98
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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.