Finding the Fourth Proportional to 276,373.53, 381,603.36 and 271,959.53
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Solution
The fourth proportional to 276,373.53, 381,603.36 and 271,959.53 is: 375,508.71
Step by Step Solution
- Step 1: Write the proportion equation
276,373.53 : 381,603.36 = 271,959.53 : x - Step 2: Convert to fraction form
276,373.53/381,603.36 = 271,959.53/x - Step 3: Cross multiply
276,373.53x = 381,603.36 × 271,959.53 - Step 4: Simplify right side
276,373.53x = 103,780,668,524.00 - Step 5: Solve for x
x = 103,780,668,524.00/276,373.53 - Step 6: Final answer
x = 375,508.71
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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.