Finding the Fourth Proportional to 322,279.26, 444,756.99 and 186,355.86
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Solution
The fourth proportional to 322,279.26, 444,756.99 and 186,355.86 is: 257,177.80
Step by Step Solution
- Step 1: Write the proportion equation
322,279.26 : 444,756.99 = 186,355.86 : x - Step 2: Convert to fraction form
322,279.26/444,756.99 = 186,355.86/x - Step 3: Cross multiply
322,279.26x = 444,756.99 × 186,355.86 - Step 4: Simplify right side
322,279.26x = 82,883,071,362.46 - Step 5: Solve for x
x = 82,883,071,362.46/322,279.26 - Step 6: Final answer
x = 257,177.80
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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.