Finding the Fourth Proportional to 440,479.48, 607,717.13 and 246,858.91
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Solution
The fourth proportional to 440,479.48, 607,717.13 and 246,858.91 is: 340,584.28
Step by Step Solution
- Step 1: Write the proportion equation
440,479.48 : 607,717.13 = 246,858.91 : x - Step 2: Convert to fraction form
440,479.48/607,717.13 = 246,858.91/x - Step 3: Cross multiply
440,479.48x = 607,717.13 × 246,858.91 - Step 4: Simplify right side
440,479.48x = 150,020,388,300.13 - Step 5: Solve for x
x = 150,020,388,300.13/440,479.48 - Step 6: Final answer
x = 340,584.28
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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.