Finding the Fourth Proportional to 496,539.80, 744,809.70 and 180,955.70
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Solution
The fourth proportional to 496,539.80, 744,809.70 and 180,955.70 is: 271,433.55
Step by Step Solution
- Step 1: Write the proportion equation
496,539.80 : 744,809.70 = 180,955.70 : x - Step 2: Convert to fraction form
496,539.80/744,809.70 = 180,955.70/x - Step 3: Cross multiply
496,539.80x = 744,809.70 × 180,955.70 - Step 4: Simplify right side
496,539.80x = 134,777,560,630.29 - Step 5: Solve for x
x = 134,777,560,630.29/496,539.80 - Step 6: Final answer
x = 271,433.55
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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.