Finding the Fourth Proportional to 397,524.87, 596,290.80 and 113,215.17
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Solution
The fourth proportional to 397,524.87, 596,290.80 and 113,215.17 is: 169,823.75
Step by Step Solution
- Step 1: Write the proportion equation
397,524.87 : 596,290.80 = 113,215.17 : x - Step 2: Convert to fraction form
397,524.87/596,290.80 = 113,215.17/x - Step 3: Cross multiply
397,524.87x = 596,290.80 × 113,215.17 - Step 4: Simplify right side
397,524.87x = 67,509,164,291.44 - Step 5: Solve for x
x = 67,509,164,291.44/397,524.87 - Step 6: Final answer
x = 169,823.75
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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.