Finding the Fourth Proportional to 350,614.68, 525,589.08 and 113,791.74
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Solution
The fourth proportional to 350,614.68, 525,589.08 and 113,791.74 is: 170,579.55
Step by Step Solution
- Step 1: Write the proportion equation
350,614.68 : 525,589.08 = 113,791.74 : x - Step 2: Convert to fraction form
350,614.68/525,589.08 = 113,791.74/x - Step 3: Cross multiply
350,614.68x = 525,589.08 × 113,791.74 - Step 4: Simplify right side
350,614.68x = 59,807,695,938.20 - Step 5: Solve for x
x = 59,807,695,938.20/350,614.68 - Step 6: Final answer
x = 170,579.55
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1.5x scale
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.