Finding the Fourth Proportional to 375,661.94, 518,250.56 and 248,514.62
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Solution
The fourth proportional to 375,661.94, 518,250.56 and 248,514.62 is: 342,842.40
Step by Step Solution
- Step 1: Write the proportion equation
375,661.94 : 518,250.56 = 248,514.62 : x - Step 2: Convert to fraction form
375,661.94/518,250.56 = 248,514.62/x - Step 3: Cross multiply
375,661.94x = 518,250.56 × 248,514.62 - Step 4: Simplify right side
375,661.94x = 128,792,840,983.19 - Step 5: Solve for x
x = 128,792,840,983.19/375,661.94 - Step 6: Final answer
x = 342,842.40
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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.