Finding the Fourth Proportional to 292,119.62, 438,163.02 and 102,588.73
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Solution
The fourth proportional to 292,119.62, 438,163.02 and 102,588.73 is: 153,877.33
Step by Step Solution
- Step 1: Write the proportion equation
292,119.62 : 438,163.02 = 102,588.73 : x - Step 2: Convert to fraction form
292,119.62/438,163.02 = 102,588.73/x - Step 3: Cross multiply
292,119.62x = 438,163.02 × 102,588.73 - Step 4: Simplify right side
292,119.62x = 44,950,586,659.36 - Step 5: Solve for x
x = 44,950,586,659.36/292,119.62 - Step 6: Final answer
x = 153,877.33
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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.