Finding the Fourth Proportional to 226,442.96, 312,811.08 and 181,419.92
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Solution
The fourth proportional to 226,442.96, 312,811.08 and 181,419.92 is: 250,615.70
Step by Step Solution
- Step 1: Write the proportion equation
226,442.96 : 312,811.08 = 181,419.92 : x - Step 2: Convert to fraction form
226,442.96/312,811.08 = 181,419.92/x - Step 3: Cross multiply
226,442.96x = 312,811.08 × 181,419.92 - Step 4: Simplify right side
226,442.96x = 56,750,161,108.71 - Step 5: Solve for x
x = 56,750,161,108.71/226,442.96 - Step 6: Final answer
x = 250,615.70
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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.