Finding the Fourth Proportional to 775,620.29, 1,163,449.88 and 214,659.65
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Solution
The fourth proportional to 775,620.29, 1,163,449.88 and 214,659.65 is: 321,994.86
Step by Step Solution
- Step 1: Write the proportion equation
775,620.29 : 1,163,449.88 = 214,659.65 : x - Step 2: Convert to fraction form
775,620.29/1,163,449.88 = 214,659.65/x - Step 3: Cross multiply
775,620.29x = 1,163,449.88 × 214,659.65 - Step 4: Simplify right side
775,620.29x = 249,745,744,033.34 - Step 5: Solve for x
x = 249,745,744,033.34/775,620.29 - Step 6: Final answer
x = 321,994.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.