Finding the Fourth Proportional to 338,711.18, 467,378.47 and 185,709.11
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Solution
The fourth proportional to 338,711.18, 467,378.47 and 185,709.11 is: 256,255.02
Step by Step Solution
- Step 1: Write the proportion equation
338,711.18 : 467,378.47 = 185,709.11 : x - Step 2: Convert to fraction form
338,711.18/467,378.47 = 185,709.11/x - Step 3: Cross multiply
338,711.18x = 467,378.47 × 185,709.11 - Step 4: Simplify right side
338,711.18x = 86,796,442,101.45 - Step 5: Solve for x
x = 86,796,442,101.45/338,711.18 - Step 6: Final answer
x = 256,255.02
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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.