Finding the Fourth Proportional to 268,430.44, 402,350.42 and 110,572.80
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Solution
The fourth proportional to 268,430.44, 402,350.42 and 110,572.80 is: 165,737.58
Step by Step Solution
- Step 1: Write the proportion equation
268,430.44 : 402,350.42 = 110,572.80 : x - Step 2: Convert to fraction form
268,430.44/402,350.42 = 110,572.80/x - Step 3: Cross multiply
268,430.44x = 402,350.42 × 110,572.80 - Step 4: Simplify right side
268,430.44x = 44,489,012,520.58 - Step 5: Solve for x
x = 44,489,012,520.58/268,430.44 - Step 6: Final answer
x = 165,737.58
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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.