Finding the Fourth Proportional to 740,206.62, 1,110,220.17 and 207,770.46
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Solution
The fourth proportional to 740,206.62, 1,110,220.17 and 207,770.46 is: 311,630.50
Step by Step Solution
- Step 1: Write the proportion equation
740,206.62 : 1,110,220.17 = 207,770.46 : x - Step 2: Convert to fraction form
740,206.62/1,110,220.17 = 207,770.46/x - Step 3: Cross multiply
740,206.62x = 1,110,220.17 × 207,770.46 - Step 4: Simplify right side
740,206.62x = 230,670,955,422.18 - Step 5: Solve for x
x = 230,670,955,422.18/740,206.62 - Step 6: Final answer
x = 311,630.50
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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.