Finding the Fourth Proportional to 834,138.26, 1,251,304.68 and 301,909.94
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Solution
The fourth proportional to 834,138.26, 1,251,304.68 and 301,909.94 is: 452,900.12
Step by Step Solution
- Step 1: Write the proportion equation
834,138.26 : 1,251,304.68 = 301,909.94 : x - Step 2: Convert to fraction form
834,138.26/1,251,304.68 = 301,909.94/x - Step 3: Cross multiply
834,138.26x = 1,251,304.68 × 301,909.94 - Step 4: Simplify right side
834,138.26x = 377,781,314,604.00 - Step 5: Solve for x
x = 377,781,314,604.00/834,138.26 - Step 6: Final answer
x = 452,900.12
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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.