Finding the Fourth Proportional to 395,924.50, 593,985.77 and 115,441.75
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Solution
The fourth proportional to 395,924.50, 593,985.77 and 115,441.75 is: 173,191.50
Step by Step Solution
- Step 1: Write the proportion equation
395,924.50 : 593,985.77 = 115,441.75 : x - Step 2: Convert to fraction form
395,924.50/593,985.77 = 115,441.75/x - Step 3: Cross multiply
395,924.50x = 593,985.77 × 115,441.75 - Step 4: Simplify right side
395,924.50x = 68,570,756,763.90 - Step 5: Solve for x
x = 68,570,756,763.90/395,924.50 - Step 6: Final answer
x = 173,191.50
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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.