Finding the Fourth Proportional to 339,497.84, 509,301.84 and 114,872.06
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Solution
The fourth proportional to 339,497.84, 509,301.84 and 114,872.06 is: 172,326.73
Step by Step Solution
- Step 1: Write the proportion equation
339,497.84 : 509,301.84 = 114,872.06 : x - Step 2: Convert to fraction form
339,497.84/509,301.84 = 114,872.06/x - Step 3: Cross multiply
339,497.84x = 509,301.84 × 114,872.06 - Step 4: Simplify right side
339,497.84x = 58,504,551,522.59 - Step 5: Solve for x
x = 58,504,551,522.59/339,497.84 - Step 6: Final answer
x = 172,326.73
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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.