Finding the Fourth Proportional to 405,854.23, 560,304.08 and 244,750.09
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Solution
The fourth proportional to 405,854.23, 560,304.08 and 244,750.09 is: 337,890.96
Step by Step Solution
- Step 1: Write the proportion equation
405,854.23 : 560,304.08 = 244,750.09 : x - Step 2: Convert to fraction form
405,854.23/560,304.08 = 244,750.09/x - Step 3: Cross multiply
405,854.23x = 560,304.08 × 244,750.09 - Step 4: Simplify right side
405,854.23x = 137,134,474,007.37 - Step 5: Solve for x
x = 137,134,474,007.37/405,854.23 - Step 6: Final answer
x = 337,890.96
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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.