Finding the Fourth Proportional to 338,429.22, 466,908.76 and 202,467.08
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Solution
The fourth proportional to 338,429.22, 466,908.76 and 202,467.08 is: 279,330.65
Step by Step Solution
- Step 1: Write the proportion equation
338,429.22 : 466,908.76 = 202,467.08 : x - Step 2: Convert to fraction form
338,429.22/466,908.76 = 202,467.08/x - Step 3: Cross multiply
338,429.22x = 466,908.76 × 202,467.08 - Step 4: Simplify right side
338,429.22x = 94,533,653,263.62 - Step 5: Solve for x
x = 94,533,653,263.62/338,429.22 - Step 6: Final answer
x = 279,330.65
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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.