Finding the Fourth Proportional to 518,792.26, 716,266.44 and 325,464.96
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Solution
The fourth proportional to 518,792.26, 716,266.44 and 325,464.96 is: 449,350.63
Step by Step Solution
- Step 1: Write the proportion equation
518,792.26 : 716,266.44 = 325,464.96 : x - Step 2: Convert to fraction form
518,792.26/716,266.44 = 325,464.96/x - Step 3: Cross multiply
518,792.26x = 716,266.44 × 325,464.96 - Step 4: Simplify right side
518,792.26x = 233,119,628,243.94 - Step 5: Solve for x
x = 233,119,628,243.94/518,792.26 - Step 6: Final answer
x = 449,350.63
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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.