Finding the Fourth Proportional to 575,825.81, 794,684.66 and 317,753.96
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Solution
The fourth proportional to 575,825.81, 794,684.66 and 317,753.96 is: 438,525.31
Step by Step Solution
- Step 1: Write the proportion equation
575,825.81 : 794,684.66 = 317,753.96 : x - Step 2: Convert to fraction form
575,825.81/794,684.66 = 317,753.96/x - Step 3: Cross multiply
575,825.81x = 794,684.66 × 317,753.96 - Step 4: Simplify right side
575,825.81x = 252,514,192,104.06 - Step 5: Solve for x
x = 252,514,192,104.06/575,825.81 - Step 6: Final answer
x = 438,525.31
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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.