Finding the Fourth Proportional to 314,775.99, 472,231.45 and 101,556.05
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Solution
The fourth proportional to 314,775.99, 472,231.45 and 101,556.05 is: 152,355.83
Step by Step Solution
- Step 1: Write the proportion equation
314,775.99 : 472,231.45 = 101,556.05 : x - Step 2: Convert to fraction form
314,775.99/472,231.45 = 101,556.05/x - Step 3: Cross multiply
314,775.99x = 472,231.45 × 101,556.05 - Step 4: Simplify right side
314,775.99x = 47,957,958,513.56 - Step 5: Solve for x
x = 47,957,958,513.56/314,775.99 - Step 6: Final answer
x = 152,355.83
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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.