Finding the Fourth Proportional to 562,116.26, 775,701.09 and 320,476.66
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Solution
The fourth proportional to 562,116.26, 775,701.09 and 320,476.66 is: 442,246.75
Step by Step Solution
- Step 1: Write the proportion equation
562,116.26 : 775,701.09 = 320,476.66 : x - Step 2: Convert to fraction form
562,116.26/775,701.09 = 320,476.66/x - Step 3: Cross multiply
562,116.26x = 775,701.09 × 320,476.66 - Step 4: Simplify right side
562,116.26x = 248,594,092,542.31 - Step 5: Solve for x
x = 248,594,092,542.31/562,116.26 - Step 6: Final answer
x = 442,246.75
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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.