Finding the Fourth Proportional to 447,928.93, 672,169.50 and 181,691.75
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Solution
The fourth proportional to 447,928.93, 672,169.50 and 181,691.75 is: 272,649.63
Step by Step Solution
- Step 1: Write the proportion equation
447,928.93 : 672,169.50 = 181,691.75 : x - Step 2: Convert to fraction form
447,928.93/672,169.50 = 181,691.75/x - Step 3: Cross multiply
447,928.93x = 672,169.50 × 181,691.75 - Step 4: Simplify right side
447,928.93x = 122,127,654,432.05 - Step 5: Solve for x
x = 122,127,654,432.05/447,928.93 - Step 6: Final answer
x = 272,649.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.