Finding the Fourth Proportional to 876,708.59, 1,313,900.34 and 450,227.18
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Solution
The fourth proportional to 876,708.59, 1,313,900.34 and 450,227.18 is: 674,743.75
Step by Step Solution
- Step 1: Write the proportion equation
876,708.59 : 1,313,900.34 = 450,227.18 : x - Step 2: Convert to fraction form
876,708.59/1,313,900.34 = 450,227.18/x - Step 3: Cross multiply
876,708.59x = 1,313,900.34 × 450,227.18 - Step 4: Simplify right side
876,708.59x = 591,553,638,309.74 - Step 5: Solve for x
x = 591,553,638,309.74/876,708.59 - Step 6: Final answer
x = 674,743.75
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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.