Finding the Fourth Proportional to 471,416.49, 650,102.49 and 316,717.29
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Solution
The fourth proportional to 471,416.49, 650,102.49 and 316,717.29 is: 436,766.01
Step by Step Solution
- Step 1: Write the proportion equation
471,416.49 : 650,102.49 = 316,717.29 : x - Step 2: Convert to fraction form
471,416.49/650,102.49 = 316,717.29/x - Step 3: Cross multiply
471,416.49x = 650,102.49 × 316,717.29 - Step 4: Simplify right side
471,416.49x = 205,898,698,855.05 - Step 5: Solve for x
x = 205,898,698,855.05/471,416.49 - Step 6: Final answer
x = 436,766.01
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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.