Finding the Fourth Proportional to 226,646.58, 312,534.80 and 169,193.75
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Solution
The fourth proportional to 226,646.58, 312,534.80 and 169,193.75 is: 233,310.08
Step by Step Solution
- Step 1: Write the proportion equation
226,646.58 : 312,534.80 = 169,193.75 : x - Step 2: Convert to fraction form
226,646.58/312,534.80 = 169,193.75/x - Step 3: Cross multiply
226,646.58x = 312,534.80 × 169,193.75 - Step 4: Simplify right side
226,646.58x = 52,878,932,408.86 - Step 5: Solve for x
x = 52,878,932,408.86/226,646.58 - Step 6: Final answer
x = 233,310.08
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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.