Finding the Fourth Proportional to 545,935.68, 753,553.44 and 344,865.60
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Solution
The fourth proportional to 545,935.68, 753,553.44 and 344,865.60 is: 476,016.99
Step by Step Solution
- Step 1: Write the proportion equation
545,935.68 : 753,553.44 = 344,865.60 : x - Step 2: Convert to fraction form
545,935.68/753,553.44 = 344,865.60/x - Step 3: Cross multiply
545,935.68x = 753,553.44 × 344,865.60 - Step 4: Simplify right side
545,935.68x = 259,874,659,217.66 - Step 5: Solve for x
x = 259,874,659,217.66/545,935.68 - Step 6: Final answer
x = 476,016.99
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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.