Finding the Fourth Proportional to 370,594.86, 511,420.88 and 200,828.99
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Solution
The fourth proportional to 370,594.86, 511,420.88 and 200,828.99 is: 277,143.98
Step by Step Solution
- Step 1: Write the proportion equation
370,594.86 : 511,420.88 = 200,828.99 : x - Step 2: Convert to fraction form
370,594.86/511,420.88 = 200,828.99/x - Step 3: Cross multiply
370,594.86x = 511,420.88 × 200,828.99 - Step 4: Simplify right side
370,594.86x = 102,708,135,234.06 - Step 5: Solve for x
x = 102,708,135,234.06/370,594.86 - Step 6: Final answer
x = 277,143.98
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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.