Finding the Fourth Proportional to 527,556.21, 727,625.86 and 454,093.66
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Solution
The fourth proportional to 527,556.21, 727,625.86 and 454,093.66 is: 626,303.48
Step by Step Solution
- Step 1: Write the proportion equation
527,556.21 : 727,625.86 = 454,093.66 : x - Step 2: Convert to fraction form
527,556.21/727,625.86 = 454,093.66/x - Step 3: Cross multiply
527,556.21x = 727,625.86 × 454,093.66 - Step 4: Simplify right side
527,556.21x = 330,410,289,878.05 - Step 5: Solve for x
x = 330,410,289,878.05/527,556.21 - Step 6: Final answer
x = 626,303.48
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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.