Finding the Fourth Proportional to 876,710.09, 1,313,902.59 and 450,228.68
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Solution
The fourth proportional to 876,710.09, 1,313,902.59 and 450,228.68 is: 674,746.00
Step by Step Solution
- Step 1: Write the proportion equation
876,710.09 : 1,313,902.59 = 450,228.68 : x - Step 2: Convert to fraction form
876,710.09/1,313,902.59 = 450,228.68/x - Step 3: Cross multiply
876,710.09x = 1,313,902.59 × 450,228.68 - Step 4: Simplify right side
876,710.09x = 591,556,622,174.77 - Step 5: Solve for x
x = 591,556,622,174.77/876,710.09 - Step 6: Final answer
x = 674,746.00
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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.