Finding the Fourth Proportional to 377,750.79, 521,295.14 and 207,984.92
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Solution
The fourth proportional to 377,750.79, 521,295.14 and 207,984.92 is: 287,018.66
Step by Step Solution
- Step 1: Write the proportion equation
377,750.79 : 521,295.14 = 207,984.92 : x - Step 2: Convert to fraction form
377,750.79/521,295.14 = 207,984.92/x - Step 3: Cross multiply
377,750.79x = 521,295.14 × 207,984.92 - Step 4: Simplify right side
377,750.79x = 108,421,525,902.78 - Step 5: Solve for x
x = 108,421,525,902.78/377,750.79 - Step 6: Final answer
x = 287,018.66
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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.