Finding the Fourth Proportional to 293,993.94, 440,989.26 and 107,005.44
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Solution
The fourth proportional to 293,993.94, 440,989.26 and 107,005.44 is: 160,507.56
Step by Step Solution
- Step 1: Write the proportion equation
293,993.94 : 440,989.26 = 107,005.44 : x - Step 2: Convert to fraction form
293,993.94/440,989.26 = 107,005.44/x - Step 3: Cross multiply
293,993.94x = 440,989.26 × 107,005.44 - Step 4: Simplify right side
293,993.94x = 47,188,249,801.57 - Step 5: Solve for x
x = 47,188,249,801.57/293,993.94 - Step 6: Final answer
x = 160,507.56
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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.