Finding the Fourth Proportional to 286,365.13, 395,173.01 and 159,048.92
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Solution
The fourth proportional to 286,365.13, 395,173.01 and 159,048.92 is: 219,481.48
Step by Step Solution
- Step 1: Write the proportion equation
286,365.13 : 395,173.01 = 159,048.92 : x - Step 2: Convert to fraction form
286,365.13/395,173.01 = 159,048.92/x - Step 3: Cross multiply
286,365.13x = 395,173.01 × 159,048.92 - Step 4: Simplify right side
286,365.13x = 62,851,841,839.20 - Step 5: Solve for x
x = 62,851,841,839.20/286,365.13 - Step 6: Final answer
x = 219,481.48
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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.