Finding the Fourth Proportional to 761,226.21, 1,141,481.70 and 441,468.95
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Solution
The fourth proportional to 761,226.21, 1,141,481.70 and 441,468.95 is: 661,996.03
Step by Step Solution
- Step 1: Write the proportion equation
761,226.21 : 1,141,481.70 = 441,468.95 : x - Step 2: Convert to fraction form
761,226.21/1,141,481.70 = 441,468.95/x - Step 3: Cross multiply
761,226.21x = 1,141,481.70 × 441,468.95 - Step 4: Simplify right side
761,226.21x = 503,928,727,543.22 - Step 5: Solve for x
x = 503,928,727,543.22/761,226.21 - Step 6: Final answer
x = 661,996.03
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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.