Finding the Fourth Proportional to 301,083.20, 415,548.96 and 173,741.12
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Solution
The fourth proportional to 301,083.20, 415,548.96 and 173,741.12 is: 239,793.99
Step by Step Solution
- Step 1: Write the proportion equation
301,083.20 : 415,548.96 = 173,741.12 : x - Step 2: Convert to fraction form
301,083.20/415,548.96 = 173,741.12/x - Step 3: Cross multiply
301,083.20x = 415,548.96 × 173,741.12 - Step 4: Simplify right side
301,083.20x = 72,197,941,725.24 - Step 5: Solve for x
x = 72,197,941,725.24/301,083.20 - Step 6: Final answer
x = 239,793.99
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1.5x scale
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.