Finding the Fourth Proportional to 449,707.14, 620,596.08 and 248,503.14
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Solution
The fourth proportional to 449,707.14, 620,596.08 and 248,503.14 is: 342,934.46
Step by Step Solution
- Step 1: Write the proportion equation
449,707.14 : 620,596.08 = 248,503.14 : x - Step 2: Convert to fraction form
449,707.14/620,596.08 = 248,503.14/x - Step 3: Cross multiply
449,707.14x = 620,596.08 × 248,503.14 - Step 4: Simplify right side
449,707.14x = 154,220,074,551.69 - Step 5: Solve for x
x = 154,220,074,551.69/449,707.14 - Step 6: Final answer
x = 342,934.46
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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.