Finding the Fourth Proportional to 268,564.54, 402,846.91 and 68,884.91
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Solution
The fourth proportional to 268,564.54, 402,846.91 and 68,884.91 is: 103,327.39
Step by Step Solution
- Step 1: Write the proportion equation
268,564.54 : 402,846.91 = 68,884.91 : x - Step 2: Convert to fraction form
268,564.54/402,846.91 = 68,884.91/x - Step 3: Cross multiply
268,564.54x = 402,846.91 × 68,884.91 - Step 4: Simplify right side
268,564.54x = 27,750,073,139.13 - Step 5: Solve for x
x = 27,750,073,139.13/268,564.54 - Step 6: Final answer
x = 103,327.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.