Finding the Fourth Proportional to 352,304.96, 528,512.56 and 115,593.80
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Solution
The fourth proportional to 352,304.96, 528,512.56 and 115,593.80 is: 173,408.79
Step by Step Solution
- Step 1: Write the proportion equation
352,304.96 : 528,512.56 = 115,593.80 : x - Step 2: Convert to fraction form
352,304.96/528,512.56 = 115,593.80/x - Step 3: Cross multiply
352,304.96x = 528,512.56 × 115,593.80 - Step 4: Simplify right side
352,304.96x = 61,092,775,158.13 - Step 5: Solve for x
x = 61,092,775,158.13/352,304.96 - Step 6: Final answer
x = 173,408.79
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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.