Finding the Fourth Proportional to 340,517.12, 510,775.68 and 160,560.66
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Solution
The fourth proportional to 340,517.12, 510,775.68 and 160,560.66 is: 240,840.99
Step by Step Solution
- Step 1: Write the proportion equation
340,517.12 : 510,775.68 = 160,560.66 : x - Step 2: Convert to fraction form
340,517.12/510,775.68 = 160,560.66/x - Step 3: Cross multiply
340,517.12x = 510,775.68 × 160,560.66 - Step 4: Simplify right side
340,517.12x = 82,010,480,292.75 - Step 5: Solve for x
x = 82,010,480,292.75/340,517.12 - Step 6: Final answer
x = 240,840.99
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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.