Finding the Fourth Proportional to 338,754.68, 508,151.46 and 102,072.68
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Solution
The fourth proportional to 338,754.68, 508,151.46 and 102,072.68 is: 153,114.88
Step by Step Solution
- Step 1: Write the proportion equation
338,754.68 : 508,151.46 = 102,072.68 : x - Step 2: Convert to fraction form
338,754.68/508,151.46 = 102,072.68/x - Step 3: Cross multiply
338,754.68x = 508,151.46 × 102,072.68 - Step 4: Simplify right side
338,754.68x = 51,868,381,368.11 - Step 5: Solve for x
x = 51,868,381,368.11/338,754.68 - Step 6: Final answer
x = 153,114.88
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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.