Finding the Fourth Proportional to 265,939.68, 399,058.50 and 141,277.44
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Solution
The fourth proportional to 265,939.68, 399,058.50 and 141,277.44 is: 211,995.30
Step by Step Solution
- Step 1: Write the proportion equation
265,939.68 : 399,058.50 = 141,277.44 : x - Step 2: Convert to fraction form
265,939.68/399,058.50 = 141,277.44/x - Step 3: Cross multiply
265,939.68x = 399,058.50 × 141,277.44 - Step 4: Simplify right side
265,939.68x = 56,377,963,290.24 - Step 5: Solve for x
x = 56,377,963,290.24/265,939.68 - Step 6: Final answer
x = 211,995.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.