Finding the Fourth Proportional to 441,334.31, 609,023.41 and 250,343.60
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Solution
The fourth proportional to 441,334.31, 609,023.41 and 250,343.60 is: 345,463.99
Step by Step Solution
- Step 1: Write the proportion equation
441,334.31 : 609,023.41 = 250,343.60 : x - Step 2: Convert to fraction form
441,334.31/609,023.41 = 250,343.60/x - Step 3: Cross multiply
441,334.31x = 609,023.41 × 250,343.60 - Step 4: Simplify right side
441,334.31x = 152,465,109,272.70 - Step 5: Solve for x
x = 152,465,109,272.70/441,334.31 - Step 6: Final answer
x = 345,463.99
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1.5x scale
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.