Finding the Fourth Proportional to 397,232.13, 596,116.10 and 147,914.13
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Solution
The fourth proportional to 397,232.13, 596,116.10 and 147,914.13 is: 221,970.95
Step by Step Solution
- Step 1: Write the proportion equation
397,232.13 : 596,116.10 = 147,914.13 : x - Step 2: Convert to fraction form
397,232.13/596,116.10 = 147,914.13/x - Step 3: Cross multiply
397,232.13x = 596,116.10 × 147,914.13 - Step 4: Simplify right side
397,232.13x = 88,173,994,310.49 - Step 5: Solve for x
x = 88,173,994,310.49/397,232.13 - Step 6: Final answer
x = 221,970.95
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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.