Finding the Fourth Proportional to 310,647.12, 466,068.49 and 110,963.09
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Solution
The fourth proportional to 310,647.12, 466,068.49 and 110,963.09 is: 166,479.56
Step by Step Solution
- Step 1: Write the proportion equation
310,647.12 : 466,068.49 = 110,963.09 : x - Step 2: Convert to fraction form
310,647.12/466,068.49 = 110,963.09/x - Step 3: Cross multiply
310,647.12x = 466,068.49 × 110,963.09 - Step 4: Simplify right side
310,647.12x = 51,716,397,194.28 - Step 5: Solve for x
x = 51,716,397,194.28/310,647.12 - Step 6: Final answer
x = 166,479.56
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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.