Finding the Fourth Proportional to 507,517.60, 699,246.48 and 335,129.44
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Solution
The fourth proportional to 507,517.60, 699,246.48 and 335,129.44 is: 461,733.90
Step by Step Solution
- Step 1: Write the proportion equation
507,517.60 : 699,246.48 = 335,129.44 : x - Step 2: Convert to fraction form
507,517.60/699,246.48 = 335,129.44/x - Step 3: Cross multiply
507,517.60x = 699,246.48 × 335,129.44 - Step 4: Simplify right side
507,517.60x = 234,338,081,264.37 - Step 5: Solve for x
x = 234,338,081,264.37/507,517.60 - Step 6: Final answer
x = 461,733.90
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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.