Finding the Fourth Proportional to 522,677.40, 784,410.66 and 382,798.68
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Solution
The fourth proportional to 522,677.40, 784,410.66 and 382,798.68 is: 574,486.99
Step by Step Solution
- Step 1: Write the proportion equation
522,677.40 : 784,410.66 = 382,798.68 : x - Step 2: Convert to fraction form
522,677.40/784,410.66 = 382,798.68/x - Step 3: Cross multiply
522,677.40x = 784,410.66 × 382,798.68 - Step 4: Simplify right side
522,677.40x = 300,271,365,225.93 - Step 5: Solve for x
x = 300,271,365,225.93/522,677.40 - Step 6: Final answer
x = 574,486.99
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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.