Finding the Fourth Proportional to 440,014.23, 607,132.89 and 267,885.99
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Solution
The fourth proportional to 440,014.23, 607,132.89 and 267,885.99 is: 369,629.85
Step by Step Solution
- Step 1: Write the proportion equation
440,014.23 : 607,132.89 = 267,885.99 : x - Step 2: Convert to fraction form
440,014.23/607,132.89 = 267,885.99/x - Step 3: Cross multiply
440,014.23x = 607,132.89 × 267,885.99 - Step 4: Simplify right side
440,014.23x = 162,642,395,299.21 - Step 5: Solve for x
x = 162,642,395,299.21/440,014.23 - Step 6: Final answer
x = 369,629.85
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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.