Finding the Fourth Proportional to 356,877.44, 492,504.68 and 195,739.28
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Solution
The fourth proportional to 356,877.44, 492,504.68 and 195,739.28 is: 270,127.79
Step by Step Solution
- Step 1: Write the proportion equation
356,877.44 : 492,504.68 = 195,739.28 : x - Step 2: Convert to fraction form
356,877.44/492,504.68 = 195,739.28/x - Step 3: Cross multiply
356,877.44x = 492,504.68 × 195,739.28 - Step 4: Simplify right side
356,877.44x = 96,402,513,180.44 - Step 5: Solve for x
x = 96,402,513,180.44/356,877.44 - Step 6: Final answer
x = 270,127.79
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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.