Finding the Fourth Proportional to 582,539.80, 873,809.70 and 161,819.80
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Solution
The fourth proportional to 582,539.80, 873,809.70 and 161,819.80 is: 242,729.70
Step by Step Solution
- Step 1: Write the proportion equation
582,539.80 : 873,809.70 = 161,819.80 : x - Step 2: Convert to fraction form
582,539.80/873,809.70 = 161,819.80/x - Step 3: Cross multiply
582,539.80x = 873,809.70 × 161,819.80 - Step 4: Simplify right side
582,539.80x = 141,399,710,892.06 - Step 5: Solve for x
x = 141,399,710,892.06/582,539.80 - Step 6: Final answer
x = 242,729.70
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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.