Finding the Fourth Proportional to 543,617.84, 750,217.53 and 301,901.48
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Solution
The fourth proportional to 543,617.84, 750,217.53 and 301,901.48 is: 416,637.88
Step by Step Solution
- Step 1: Write the proportion equation
543,617.84 : 750,217.53 = 301,901.48 : x - Step 2: Convert to fraction form
543,617.84/750,217.53 = 301,901.48/x - Step 3: Cross multiply
543,617.84x = 750,217.53 × 301,901.48 - Step 4: Simplify right side
543,617.84x = 226,491,782,628.94 - Step 5: Solve for x
x = 226,491,782,628.94/543,617.84 - Step 6: Final answer
x = 416,637.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.