Finding the Fourth Proportional to 538,548.90, 807,843.84 and 201,554.07
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Solution
The fourth proportional to 538,548.90, 807,843.84 and 201,554.07 is: 302,338.77
Step by Step Solution
- Step 1: Write the proportion equation
538,548.90 : 807,843.84 = 201,554.07 : x - Step 2: Convert to fraction form
538,548.90/807,843.84 = 201,554.07/x - Step 3: Cross multiply
538,548.90x = 807,843.84 × 201,554.07 - Step 4: Simplify right side
538,548.90x = 162,824,209,837.21 - Step 5: Solve for x
x = 162,824,209,837.21/538,548.90 - Step 6: Final answer
x = 302,338.77
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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.