Finding the Fourth Proportional to 385,027.60, 577,536.60 and 174,518.80
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Solution
The fourth proportional to 385,027.60, 577,536.60 and 174,518.80 is: 261,776.02
Step by Step Solution
- Step 1: Write the proportion equation
385,027.60 : 577,536.60 = 174,518.80 : x - Step 2: Convert to fraction form
385,027.60/577,536.60 = 174,518.80/x - Step 3: Cross multiply
385,027.60x = 577,536.60 × 174,518.80 - Step 4: Simplify right side
385,027.60x = 100,790,994,388.08 - Step 5: Solve for x
x = 100,790,994,388.08/385,027.60 - Step 6: Final answer
x = 261,776.02
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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.