Finding the Fourth Proportional to 422,623.08, 633,733.94 and 245,184.48
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Solution
The fourth proportional to 422,623.08, 633,733.94 and 245,184.48 is: 367,660.30
Step by Step Solution
- Step 1: Write the proportion equation
422,623.08 : 633,733.94 = 245,184.48 : x - Step 2: Convert to fraction form
422,623.08/633,733.94 = 245,184.48/x - Step 3: Cross multiply
422,623.08x = 633,733.94 × 245,184.48 - Step 4: Simplify right side
422,623.08x = 155,381,727,150.21 - Step 5: Solve for x
x = 155,381,727,150.21/422,623.08 - Step 6: Final answer
x = 367,660.30
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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.