Finding the Fourth Proportional to 375,816.91, 518,651.36 and 248,268.91
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Solution
The fourth proportional to 375,816.91, 518,651.36 and 248,268.91 is: 342,626.97
Step by Step Solution
- Step 1: Write the proportion equation
375,816.91 : 518,651.36 = 248,268.91 : x - Step 2: Convert to fraction form
375,816.91/518,651.36 = 248,268.91/x - Step 3: Cross multiply
375,816.91x = 518,651.36 × 248,268.91 - Step 4: Simplify right side
375,816.91x = 128,765,007,817.22 - Step 5: Solve for x
x = 128,765,007,817.22/375,816.91 - Step 6: Final answer
x = 342,626.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.