Finding the Fourth Proportional to 352,132.60, 528,272.46 and 115,456.60
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Solution
The fourth proportional to 352,132.60, 528,272.46 and 115,456.60 is: 173,209.02
Step by Step Solution
- Step 1: Write the proportion equation
352,132.60 : 528,272.46 = 115,456.60 : x - Step 2: Convert to fraction form
352,132.60/528,272.46 = 115,456.60/x - Step 3: Cross multiply
352,132.60x = 528,272.46 × 115,456.60 - Step 4: Simplify right side
352,132.60x = 60,992,542,105.24 - Step 5: Solve for x
x = 60,992,542,105.24/352,132.60 - Step 6: Final answer
x = 173,209.02
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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.