Finding the Fourth Proportional to 405,853.98, 560,303.73 and 244,749.84
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Solution
The fourth proportional to 405,853.98, 560,303.73 and 244,749.84 is: 337,890.61
Step by Step Solution
- Step 1: Write the proportion equation
405,853.98 : 560,303.73 = 244,749.84 : x - Step 2: Convert to fraction form
405,853.98/560,303.73 = 244,749.84/x - Step 3: Cross multiply
405,853.98x = 560,303.73 × 244,749.84 - Step 4: Simplify right side
405,853.98x = 137,134,248,268.90 - Step 5: Solve for x
x = 137,134,248,268.90/405,853.98 - Step 6: Final answer
x = 337,890.61
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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.