Finding the Fourth Proportional to 314,350.25, 471,525.53 and 103,988.19
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Solution
The fourth proportional to 314,350.25, 471,525.53 and 103,988.19 is: 155,982.34
Step by Step Solution
- Step 1: Write the proportion equation
314,350.25 : 471,525.53 = 103,988.19 : x - Step 2: Convert to fraction form
314,350.25/471,525.53 = 103,988.19/x - Step 3: Cross multiply
314,350.25x = 471,525.53 × 103,988.19 - Step 4: Simplify right side
314,350.25x = 49,033,086,468.48 - Step 5: Solve for x
x = 49,033,086,468.48/314,350.25 - Step 6: Final answer
x = 155,982.34
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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.