Finding the Fourth Proportional to 343,702.44, 474,331.14 and 192,809.16
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Solution
The fourth proportional to 343,702.44, 474,331.14 and 192,809.16 is: 266,088.85
Step by Step Solution
- Step 1: Write the proportion equation
343,702.44 : 474,331.14 = 192,809.16 : x - Step 2: Convert to fraction form
343,702.44/474,331.14 = 192,809.16/x - Step 3: Cross multiply
343,702.44x = 474,331.14 × 192,809.16 - Step 4: Simplify right side
343,702.44x = 91,455,388,665.24 - Step 5: Solve for x
x = 91,455,388,665.24/343,702.44 - Step 6: Final answer
x = 266,088.85
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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.