Finding the Fourth Proportional to 773,876.26, 1,160,121.84 and 300,449.08
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Solution
The fourth proportional to 773,876.26, 1,160,121.84 and 300,449.08 is: 450,404.74
Step by Step Solution
- Step 1: Write the proportion equation
773,876.26 : 1,160,121.84 = 300,449.08 : x - Step 2: Convert to fraction form
773,876.26/1,160,121.84 = 300,449.08/x - Step 3: Cross multiply
773,876.26x = 1,160,121.84 × 300,449.08 - Step 4: Simplify right side
773,876.26x = 348,557,539,515.91 - Step 5: Solve for x
x = 348,557,539,515.91/773,876.26 - Step 6: Final answer
x = 450,404.74
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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.