Finding the Fourth Proportional to 353,232.21, 487,473.24 and 202,358.37
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Solution
The fourth proportional to 353,232.21, 487,473.24 and 202,358.37 is: 279,261.88
Step by Step Solution
- Step 1: Write the proportion equation
353,232.21 : 487,473.24 = 202,358.37 : x - Step 2: Convert to fraction form
353,232.21/487,473.24 = 202,358.37/x - Step 3: Cross multiply
353,232.21x = 487,473.24 × 202,358.37 - Step 4: Simplify right side
353,232.21x = 98,644,290,265.02 - Step 5: Solve for x
x = 98,644,290,265.02/353,232.21 - Step 6: Final answer
x = 279,261.88
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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.