Finding the Fourth Proportional to 933,363.64, 1,400,589.20 and 393,586.84
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Solution
The fourth proportional to 933,363.64, 1,400,589.20 and 393,586.84 is: 590,609.55
Step by Step Solution
- Step 1: Write the proportion equation
933,363.64 : 1,400,589.20 = 393,586.84 : x - Step 2: Convert to fraction form
933,363.64/1,400,589.20 = 393,586.84/x - Step 3: Cross multiply
933,363.64x = 1,400,589.20 × 393,586.84 - Step 4: Simplify right side
933,363.64x = 551,253,477,366.13 - Step 5: Solve for x
x = 551,253,477,366.13/933,363.64 - Step 6: Final answer
x = 590,609.55
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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.