Finding the Fourth Proportional to 375,696.98, 518,481.70 and 205,938.26
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Solution
The fourth proportional to 375,696.98, 518,481.70 and 205,938.26 is: 284,205.68
Step by Step Solution
- Step 1: Write the proportion equation
375,696.98 : 518,481.70 = 205,938.26 : x - Step 2: Convert to fraction form
375,696.98/518,481.70 = 205,938.26/x - Step 3: Cross multiply
375,696.98x = 518,481.70 × 205,938.26 - Step 4: Simplify right side
375,696.98x = 106,775,216,032.59 - Step 5: Solve for x
x = 106,775,216,032.59/375,696.98 - Step 6: Final answer
x = 284,205.68
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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.