Finding the Fourth Proportional to 372,785.87, 514,373.82 and 236,841.95
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Solution
The fourth proportional to 372,785.87, 514,373.82 and 236,841.95 is: 326,796.99
Step by Step Solution
- Step 1: Write the proportion equation
372,785.87 : 514,373.82 = 236,841.95 : x - Step 2: Convert to fraction form
372,785.87/514,373.82 = 236,841.95/x - Step 3: Cross multiply
372,785.87x = 514,373.82 × 236,841.95 - Step 4: Simplify right side
372,785.87x = 121,825,298,557.75 - Step 5: Solve for x
x = 121,825,298,557.75/372,785.87 - Step 6: Final answer
x = 326,796.99
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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.