Finding the Fourth Proportional to 795,840.32, 1,193,845.80 and 340,478.84
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Solution
The fourth proportional to 795,840.32, 1,193,845.80 and 340,478.84 is: 510,754.76
Step by Step Solution
- Step 1: Write the proportion equation
795,840.32 : 1,193,845.80 = 340,478.84 : x - Step 2: Convert to fraction form
795,840.32/1,193,845.80 = 340,478.84/x - Step 3: Cross multiply
795,840.32x = 1,193,845.80 × 340,478.84 - Step 4: Simplify right side
795,840.32x = 406,479,233,122.87 - Step 5: Solve for x
x = 406,479,233,122.87/795,840.32 - Step 6: Final answer
x = 510,754.76
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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.