Finding the Fourth Proportional to 344,556.18, 516,835.08 and 107,919.54
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Solution
The fourth proportional to 344,556.18, 516,835.08 and 107,919.54 is: 161,879.56
Step by Step Solution
- Step 1: Write the proportion equation
344,556.18 : 516,835.08 = 107,919.54 : x - Step 2: Convert to fraction form
344,556.18/516,835.08 = 107,919.54/x - Step 3: Cross multiply
344,556.18x = 516,835.08 × 107,919.54 - Step 4: Simplify right side
344,556.18x = 55,776,604,089.46 - Step 5: Solve for x
x = 55,776,604,089.46/344,556.18 - Step 6: Final answer
x = 161,879.56
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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.