Finding the Fourth Proportional to 532,799.21, 799,226.49 and 266,469.74
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Solution
The fourth proportional to 532,799.21, 799,226.49 and 266,469.74 is: 399,718.45
Step by Step Solution
- Step 1: Write the proportion equation
532,799.21 : 799,226.49 = 266,469.74 : x - Step 2: Convert to fraction form
532,799.21/799,226.49 = 266,469.74/x - Step 3: Cross multiply
532,799.21x = 799,226.49 × 266,469.74 - Step 4: Simplify right side
532,799.21x = 212,969,670,995.28 - Step 5: Solve for x
x = 212,969,670,995.28/532,799.21 - Step 6: Final answer
x = 399,718.45
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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.