Finding the Fourth Proportional to 338,776.92, 467,498.12 and 202,730.54
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Solution
The fourth proportional to 338,776.92, 467,498.12 and 202,730.54 is: 279,759.74
Step by Step Solution
- Step 1: Write the proportion equation
338,776.92 : 467,498.12 = 202,730.54 : x - Step 2: Convert to fraction form
338,776.92/467,498.12 = 202,730.54/x - Step 3: Cross multiply
338,776.92x = 467,498.12 × 202,730.54 - Step 4: Simplify right side
338,776.92x = 94,776,142,965.44 - Step 5: Solve for x
x = 94,776,142,965.44/338,776.92 - Step 6: Final answer
x = 279,759.74
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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.