Finding the Fourth Proportional to 703,765.08, 1,054,855.44 and 349,033.68
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Solution
The fourth proportional to 703,765.08, 1,054,855.44 and 349,033.68 is: 523,157.64
Step by Step Solution
- Step 1: Write the proportion equation
703,765.08 : 1,054,855.44 = 349,033.68 : x - Step 2: Convert to fraction form
703,765.08/1,054,855.44 = 349,033.68/x - Step 3: Cross multiply
703,765.08x = 1,054,855.44 × 349,033.68 - Step 4: Simplify right side
703,765.08x = 368,180,076,091.22 - Step 5: Solve for x
x = 368,180,076,091.22/703,765.08 - Step 6: Final answer
x = 523,157.64
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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.