Finding the Fourth Proportional to 356,723.55, 492,272.91 and 195,579.99
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Solution
The fourth proportional to 356,723.55, 492,272.91 and 195,579.99 is: 269,897.32
Step by Step Solution
- Step 1: Write the proportion equation
356,723.55 : 492,272.91 = 195,579.99 : x - Step 2: Convert to fraction form
356,723.55/492,272.91 = 195,579.99/x - Step 3: Cross multiply
356,723.55x = 492,272.91 × 195,579.99 - Step 4: Simplify right side
356,723.55x = 96,278,730,815.07 - Step 5: Solve for x
x = 96,278,730,815.07/356,723.55 - Step 6: Final answer
x = 269,897.32
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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.