Finding the Fourth Proportional to 350,991.75, 526,553.25 and 140,646.09
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Solution
The fourth proportional to 350,991.75, 526,553.25 and 140,646.09 is: 210,995.43
Step by Step Solution
- Step 1: Write the proportion equation
350,991.75 : 526,553.25 = 140,646.09 : x - Step 2: Convert to fraction form
350,991.75/526,553.25 = 140,646.09/x - Step 3: Cross multiply
350,991.75x = 526,553.25 × 140,646.09 - Step 4: Simplify right side
350,991.75x = 74,057,655,789.29 - Step 5: Solve for x
x = 74,057,655,789.29/350,991.75 - Step 6: Final answer
x = 210,995.43
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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.