Finding the Fourth Proportional to 504,802.69, 696,632.15 and 275,360.99
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Solution
The fourth proportional to 504,802.69, 696,632.15 and 275,360.99 is: 380,000.58
Step by Step Solution
- Step 1: Write the proportion equation
504,802.69 : 696,632.15 = 275,360.99 : x - Step 2: Convert to fraction form
504,802.69/696,632.15 = 275,360.99/x - Step 3: Cross multiply
504,802.69x = 696,632.15 × 275,360.99 - Step 4: Simplify right side
504,802.69x = 191,825,315,695.07 - Step 5: Solve for x
x = 191,825,315,695.07/504,802.69 - Step 6: Final answer
x = 380,000.58
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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.