Finding the Fourth Proportional to 297,860.63, 411,047.67 and 163,724.63
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Solution
The fourth proportional to 297,860.63, 411,047.67 and 163,724.63 is: 225,939.99
Step by Step Solution
- Step 1: Write the proportion equation
297,860.63 : 411,047.67 = 163,724.63 : x - Step 2: Convert to fraction form
297,860.63/411,047.67 = 163,724.63/x - Step 3: Cross multiply
297,860.63x = 411,047.67 × 163,724.63 - Step 4: Simplify right side
297,860.63x = 67,298,625,627.87 - Step 5: Solve for x
x = 67,298,625,627.87/297,860.63 - Step 6: Final answer
x = 225,939.99
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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.