Finding the Fourth Proportional to 538,134.94, 807,203.42 and 505,252.03
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Solution
The fourth proportional to 538,134.94, 807,203.42 and 505,252.03 is: 757,878.99
Step by Step Solution
- Step 1: Write the proportion equation
538,134.94 : 807,203.42 = 505,252.03 : x - Step 2: Convert to fraction form
538,134.94/807,203.42 = 505,252.03/x - Step 3: Cross multiply
538,134.94x = 807,203.42 × 505,252.03 - Step 4: Simplify right side
538,134.94x = 407,841,168,283.92 - Step 5: Solve for x
x = 407,841,168,283.92/538,134.94 - Step 6: Final answer
x = 757,878.99
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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.