Finding the Fourth Proportional to 440,673.84, 608,129.82 and 239,469.84
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Solution
The fourth proportional to 440,673.84, 608,129.82 and 239,469.84 is: 330,468.34
Step by Step Solution
- Step 1: Write the proportion equation
440,673.84 : 608,129.82 = 239,469.84 : x - Step 2: Convert to fraction form
440,673.84/608,129.82 = 239,469.84/x - Step 3: Cross multiply
440,673.84x = 608,129.82 × 239,469.84 - Step 4: Simplify right side
440,673.84x = 145,628,750,694.63 - Step 5: Solve for x
x = 145,628,750,694.63/440,673.84 - Step 6: Final answer
x = 330,468.34
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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.