Finding the Fourth Proportional to 350,218.49, 525,404.48 and 113,585.09
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Solution
The fourth proportional to 350,218.49, 525,404.48 and 113,585.09 is: 170,402.52
Step by Step Solution
- Step 1: Write the proportion equation
350,218.49 : 525,404.48 = 113,585.09 : x - Step 2: Convert to fraction form
350,218.49/525,404.48 = 113,585.09/x - Step 3: Cross multiply
350,218.49x = 525,404.48 × 113,585.09 - Step 4: Simplify right side
350,218.49x = 59,678,111,952.26 - Step 5: Solve for x
x = 59,678,111,952.26/350,218.49 - Step 6: Final answer
x = 170,402.52
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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.