Finding the Fourth Proportional to 268,205.26, 402,307.54 and 68,525.80
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Solution
The fourth proportional to 268,205.26, 402,307.54 and 68,525.80 is: 102,788.61
Step by Step Solution
- Step 1: Write the proportion equation
268,205.26 : 402,307.54 = 68,525.80 : x - Step 2: Convert to fraction form
268,205.26/402,307.54 = 68,525.80/x - Step 3: Cross multiply
268,205.26x = 402,307.54 × 68,525.80 - Step 4: Simplify right side
268,205.26x = 27,568,446,024.53 - Step 5: Solve for x
x = 27,568,446,024.53/268,205.26 - Step 6: Final answer
x = 102,788.61
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1.5x scale
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.