Finding the Fourth Proportional to 765,041.58, 1,147,318.02 and 252,592.74
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Solution
The fourth proportional to 765,041.58, 1,147,318.02 and 252,592.74 is: 378,808.43
Step by Step Solution
- Step 1: Write the proportion equation
765,041.58 : 1,147,318.02 = 252,592.74 : x - Step 2: Convert to fraction form
765,041.58/1,147,318.02 = 252,592.74/x - Step 3: Cross multiply
765,041.58x = 1,147,318.02 × 252,592.74 - Step 4: Simplify right side
765,041.58x = 289,804,202,323.18 - Step 5: Solve for x
x = 289,804,202,323.18/765,041.58 - Step 6: Final answer
x = 378,808.43
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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.