Finding the Fourth Proportional to 649,187.26, 973,854.70 and 222,755.06
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Solution
The fourth proportional to 649,187.26, 973,854.70 and 222,755.06 is: 334,157.92
Step by Step Solution
- Step 1: Write the proportion equation
649,187.26 : 973,854.70 = 222,755.06 : x - Step 2: Convert to fraction form
649,187.26/973,854.70 = 222,755.06/x - Step 3: Cross multiply
649,187.26x = 973,854.70 × 222,755.06 - Step 4: Simplify right side
649,187.26x = 216,931,064,007.53 - Step 5: Solve for x
x = 216,931,064,007.53/649,187.26 - Step 6: Final answer
x = 334,157.92
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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.