Finding the Fourth Proportional to 292,559.13, 438,129.29 and 202,348.66
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Solution
The fourth proportional to 292,559.13, 438,129.29 and 202,348.66 is: 303,032.33
Step by Step Solution
- Step 1: Write the proportion equation
292,559.13 : 438,129.29 = 202,348.66 : x - Step 2: Convert to fraction form
292,559.13/438,129.29 = 202,348.66/x - Step 3: Cross multiply
292,559.13x = 438,129.29 × 202,348.66 - Step 4: Simplify right side
292,559.13x = 88,654,874,738.25 - Step 5: Solve for x
x = 88,654,874,738.25/292,559.13 - Step 6: Final answer
x = 303,032.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.