Finding the Fourth Proportional to 511,365.75, 767,159.36 and 195,822.68
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Solution
The fourth proportional to 511,365.75, 767,159.36 and 195,822.68 is: 293,776.42
Step by Step Solution
- Step 1: Write the proportion equation
511,365.75 : 767,159.36 = 195,822.68 : x - Step 2: Convert to fraction form
511,365.75/767,159.36 = 195,822.68/x - Step 3: Cross multiply
511,365.75x = 767,159.36 × 195,822.68 - Step 4: Simplify right side
511,365.75x = 150,227,197,047.38 - Step 5: Solve for x
x = 150,227,197,047.38/511,365.75 - Step 6: Final answer
x = 293,776.42
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1.5x scale
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.