Finding the Fourth Proportional to 750,982.17, 1,126,724.76 and 245,566.47
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Solution
The fourth proportional to 750,982.17, 1,126,724.76 and 245,566.47 is: 368,431.95
Step by Step Solution
- Step 1: Write the proportion equation
750,982.17 : 1,126,724.76 = 245,566.47 : x - Step 2: Convert to fraction form
750,982.17/1,126,724.76 = 245,566.47/x - Step 3: Cross multiply
750,982.17x = 1,126,724.76 × 245,566.47 - Step 4: Simplify right side
750,982.17x = 276,685,821,974.80 - Step 5: Solve for x
x = 276,685,821,974.80/750,982.17 - Step 6: Final answer
x = 368,431.95
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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.