Finding the Fourth Proportional to 375,130.97, 517,680.77 and 205,365.09
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Solution
The fourth proportional to 375,130.97, 517,680.77 and 205,365.09 is: 283,403.84
Step by Step Solution
- Step 1: Write the proportion equation
375,130.97 : 517,680.77 = 205,365.09 : x - Step 2: Convert to fraction form
375,130.97/517,680.77 = 205,365.09/x - Step 3: Cross multiply
375,130.97x = 517,680.77 × 205,365.09 - Step 4: Simplify right side
375,130.97x = 106,313,558,836.80 - Step 5: Solve for x
x = 106,313,558,836.80/375,130.97 - Step 6: Final answer
x = 283,403.84
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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.