Finding the Fourth Proportional to 449,759.84, 674,639.15 and 117,335.84
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Solution
The fourth proportional to 449,759.84, 674,639.15 and 117,335.84 is: 176,003.59
Step by Step Solution
- Step 1: Write the proportion equation
449,759.84 : 674,639.15 = 117,335.84 : x - Step 2: Convert to fraction form
449,759.84/674,639.15 = 117,335.84/x - Step 3: Cross multiply
449,759.84x = 674,639.15 × 117,335.84 - Step 4: Simplify right side
449,759.84x = 79,159,347,402.26 - Step 5: Solve for x
x = 79,159,347,402.26/449,759.84 - Step 6: Final answer
x = 176,003.59
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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.