Finding the Fourth Proportional to 560,069.80, 772,670.49 and 324,168.49
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Solution
The fourth proportional to 560,069.80, 772,670.49 and 324,168.49 is: 447,221.80
Step by Step Solution
- Step 1: Write the proportion equation
560,069.80 : 772,670.49 = 324,168.49 : x - Step 2: Convert to fraction form
560,069.80/772,670.49 = 324,168.49/x - Step 3: Cross multiply
560,069.80x = 772,670.49 × 324,168.49 - Step 4: Simplify right side
560,069.80x = 250,475,422,147.51 - Step 5: Solve for x
x = 250,475,422,147.51/560,069.80 - Step 6: Final answer
x = 447,221.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.