Finding the Fourth Proportional to 338,237.64, 466,713.09 and 202,327.74
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Solution
The fourth proportional to 338,237.64, 466,713.09 and 202,327.74 is: 279,179.47
Step by Step Solution
- Step 1: Write the proportion equation
338,237.64 : 466,713.09 = 202,327.74 : x - Step 2: Convert to fraction form
338,237.64/466,713.09 = 202,327.74/x - Step 3: Cross multiply
338,237.64x = 466,713.09 × 202,327.74 - Step 4: Simplify right side
338,237.64x = 94,429,004,728.12 - Step 5: Solve for x
x = 94,429,004,728.12/338,237.64 - Step 6: Final answer
x = 279,179.47
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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.