Finding the Fourth Proportional to 338,540.20, 507,843.80 and 125,364.98
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Solution
The fourth proportional to 338,540.20, 507,843.80 and 125,364.98 is: 188,059.88
Step by Step Solution
- Step 1: Write the proportion equation
338,540.20 : 507,843.80 = 125,364.98 : x - Step 2: Convert to fraction form
338,540.20/507,843.80 = 125,364.98/x - Step 3: Cross multiply
338,540.20x = 507,843.80 × 125,364.98 - Step 4: Simplify right side
338,540.20x = 63,665,827,830.12 - Step 5: Solve for x
x = 63,665,827,830.12/338,540.20 - Step 6: Final answer
x = 188,059.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.