Finding the Fourth Proportional to 226,228.98, 339,344.51 and 76,470.08
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Solution
The fourth proportional to 226,228.98, 339,344.51 and 76,470.08 is: 114,705.46
Step by Step Solution
- Step 1: Write the proportion equation
226,228.98 : 339,344.51 = 76,470.08 : x - Step 2: Convert to fraction form
226,228.98/339,344.51 = 76,470.08/x - Step 3: Cross multiply
226,228.98x = 339,344.51 × 76,470.08 - Step 4: Simplify right side
226,228.98x = 25,949,699,748.19 - Step 5: Solve for x
x = 25,949,699,748.19/226,228.98 - Step 6: Final answer
x = 114,705.46
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1.5x scale
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.