Finding the Fourth Proportional to 633,587.94, 874,344.07 and 343,194.03
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Solution
The fourth proportional to 633,587.94, 874,344.07 and 343,194.03 is: 473,603.81
Step by Step Solution
- Step 1: Write the proportion equation
633,587.94 : 874,344.07 = 343,194.03 : x - Step 2: Convert to fraction form
633,587.94/874,344.07 = 343,194.03/x - Step 3: Cross multiply
633,587.94x = 874,344.07 × 343,194.03 - Step 4: Simplify right side
633,587.94x = 300,069,665,418.90 - Step 5: Solve for x
x = 300,069,665,418.90/633,587.94 - Step 6: Final answer
x = 473,603.81
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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.