Finding the Fourth Proportional to 965,838.60, 1,449,794.70 and 545,934.60
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Solution
The fourth proportional to 965,838.60, 1,449,794.70 and 545,934.60 is: 819,487.95
Step by Step Solution
- Step 1: Write the proportion equation
965,838.60 : 1,449,794.70 = 545,934.60 : x - Step 2: Convert to fraction form
965,838.60/1,449,794.70 = 545,934.60/x - Step 3: Cross multiply
965,838.60x = 1,449,794.70 × 545,934.60 - Step 4: Simplify right side
965,838.60x = 791,493,089,626.62 - Step 5: Solve for x
x = 791,493,089,626.62/965,838.60 - Step 6: Final answer
x = 819,487.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.