Finding the Fourth Proportional to 492,955.23, 739,405.16 and 173,121.84
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Solution
The fourth proportional to 492,955.23, 739,405.16 and 173,121.84 is: 259,673.03
Step by Step Solution
- Step 1: Write the proportion equation
492,955.23 : 739,405.16 = 173,121.84 : x - Step 2: Convert to fraction form
492,955.23/739,405.16 = 173,121.84/x - Step 3: Cross multiply
492,955.23x = 739,405.16 × 173,121.84 - Step 4: Simplify right side
492,955.23x = 128,007,181,588.29 - Step 5: Solve for x
x = 128,007,181,588.29/492,955.23 - Step 6: Final answer
x = 259,673.03
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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.