Finding the Fourth Proportional to 440,170.40, 607,457.88 and 246,566.63
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Solution
The fourth proportional to 440,170.40, 607,457.88 and 246,566.63 is: 340,274.68
Step by Step Solution
- Step 1: Write the proportion equation
440,170.40 : 607,457.88 = 246,566.63 : x - Step 2: Convert to fraction form
440,170.40/607,457.88 = 246,566.63/x - Step 3: Cross multiply
440,170.40x = 607,457.88 × 246,566.63 - Step 4: Simplify right side
440,170.40x = 149,778,843,857.19 - Step 5: Solve for x
x = 149,778,843,857.19/440,170.40 - Step 6: Final answer
x = 340,274.68
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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.