Finding the Fourth Proportional to 338,382.95, 466,923.98 and 202,367.21
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Solution
The fourth proportional to 338,382.95, 466,923.98 and 202,367.21 is: 279,240.14
Step by Step Solution
- Step 1: Write the proportion equation
338,382.95 : 466,923.98 = 202,367.21 : x - Step 2: Convert to fraction form
338,382.95/466,923.98 = 202,367.21/x - Step 3: Cross multiply
338,382.95x = 466,923.98 × 202,367.21 - Step 4: Simplify right side
338,382.95x = 94,490,099,768.24 - Step 5: Solve for x
x = 94,490,099,768.24/338,382.95 - Step 6: Final answer
x = 279,240.14
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1.5x scale
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.