Finding the Fourth Proportional to 701,330.08, 967,599.12 and 399,310.24
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Solution
The fourth proportional to 701,330.08, 967,599.12 and 399,310.24 is: 550,913.54
Step by Step Solution
- Step 1: Write the proportion equation
701,330.08 : 967,599.12 = 399,310.24 : x - Step 2: Convert to fraction form
701,330.08/967,599.12 = 399,310.24/x - Step 3: Cross multiply
701,330.08x = 967,599.12 × 399,310.24 - Step 4: Simplify right side
701,330.08x = 386,372,236,830.99 - Step 5: Solve for x
x = 386,372,236,830.99/701,330.08 - Step 6: Final answer
x = 550,913.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.