Finding the Fourth Proportional to 449,470.06, 620,270.79 and 245,523.80
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Solution
The fourth proportional to 449,470.06, 620,270.79 and 245,523.80 is: 338,824.00
Step by Step Solution
- Step 1: Write the proportion equation
449,470.06 : 620,270.79 = 245,523.80 : x - Step 2: Convert to fraction form
449,470.06/620,270.79 = 245,523.80/x - Step 3: Cross multiply
449,470.06x = 620,270.79 × 245,523.80 - Step 4: Simplify right side
449,470.06x = 152,291,241,389.80 - Step 5: Solve for x
x = 152,291,241,389.80/449,470.06 - Step 6: Final answer
x = 338,824.00
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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.