Finding the Fourth Proportional to 440,907.07, 661,471.65 and 125,363.98
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Solution
The fourth proportional to 440,907.07, 661,471.65 and 125,363.98 is: 188,077.54
Step by Step Solution
- Step 1: Write the proportion equation
440,907.07 : 661,471.65 = 125,363.98 : x - Step 2: Convert to fraction form
440,907.07/661,471.65 = 125,363.98/x - Step 3: Cross multiply
440,907.07x = 661,471.65 × 125,363.98 - Step 4: Simplify right side
440,907.07x = 82,924,718,701.17 - Step 5: Solve for x
x = 82,924,718,701.17/440,907.07 - Step 6: Final answer
x = 188,077.54
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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.