Finding the Fourth Proportional to 538,134.14, 807,202.23 and 505,251.23
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Solution
The fourth proportional to 538,134.14, 807,202.23 and 505,251.23 is: 757,877.80
Step by Step Solution
- Step 1: Write the proportion equation
538,134.14 : 807,202.23 = 505,251.23 : x - Step 2: Convert to fraction form
538,134.14/807,202.23 = 505,251.23/x - Step 3: Cross multiply
538,134.14x = 807,202.23 × 505,251.23 - Step 4: Simplify right side
538,134.14x = 407,839,915,530.23 - Step 5: Solve for x
x = 407,839,915,530.23/538,134.14 - Step 6: Final answer
x = 757,877.80
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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.