Finding the Fourth Proportional to 508,102.77, 762,282.27 and 358,634.97
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Solution
The fourth proportional to 508,102.77, 762,282.27 and 358,634.97 is: 538,042.88
Step by Step Solution
- Step 1: Write the proportion equation
508,102.77 : 762,282.27 = 358,634.97 : x - Step 2: Convert to fraction form
508,102.77/762,282.27 = 358,634.97/x - Step 3: Cross multiply
508,102.77x = 762,282.27 × 358,634.97 - Step 4: Simplify right side
508,102.77x = 273,381,079,032.98 - Step 5: Solve for x
x = 273,381,079,032.98/508,102.77 - Step 6: Final answer
x = 538,042.88
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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.