Finding the Fourth Proportional to 551,028.40, 826,464.12 and 177,002.80
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Solution
The fourth proportional to 551,028.40, 826,464.12 and 177,002.80 is: 265,478.99
Step by Step Solution
- Step 1: Write the proportion equation
551,028.40 : 826,464.12 = 177,002.80 : x - Step 2: Convert to fraction form
551,028.40/826,464.12 = 177,002.80/x - Step 3: Cross multiply
551,028.40x = 826,464.12 × 177,002.80 - Step 4: Simplify right side
551,028.40x = 146,286,463,339.54 - Step 5: Solve for x
x = 146,286,463,339.54/551,028.40 - Step 6: Final answer
x = 265,478.99
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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.