Finding the Fourth Proportional to 839,382.01, 1,259,318.21 and 270,750.53
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Solution
The fourth proportional to 839,382.01, 1,259,318.21 and 270,750.53 is: 406,204.89
Step by Step Solution
- Step 1: Write the proportion equation
839,382.01 : 1,259,318.21 = 270,750.53 : x - Step 2: Convert to fraction form
839,382.01/1,259,318.21 = 270,750.53/x - Step 3: Cross multiply
839,382.01x = 1,259,318.21 × 270,750.53 - Step 4: Simplify right side
839,382.01x = 340,961,074,590.69 - Step 5: Solve for x
x = 340,961,074,590.69/839,382.01 - Step 6: Final answer
x = 406,204.89
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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.