Finding the Fourth Proportional to 637,556.67, 879,828.12 and 351,076.05
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Solution
The fourth proportional to 637,556.67, 879,828.12 and 351,076.05 is: 484,484.90
Step by Step Solution
- Step 1: Write the proportion equation
637,556.67 : 879,828.12 = 351,076.05 : x - Step 2: Convert to fraction form
637,556.67/879,828.12 = 351,076.05/x - Step 3: Cross multiply
637,556.67x = 879,828.12 × 351,076.05 - Step 4: Simplify right side
637,556.67x = 308,886,581,048.53 - Step 5: Solve for x
x = 308,886,581,048.53/637,556.67 - Step 6: Final answer
x = 484,484.90
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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.