Finding the Fourth Proportional to 477,077.41, 715,970.87 and 192,770.43
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Solution
The fourth proportional to 477,077.41, 715,970.87 and 192,770.43 is: 289,298.99
Step by Step Solution
- Step 1: Write the proportion equation
477,077.41 : 715,970.87 = 192,770.43 : x - Step 2: Convert to fraction form
477,077.41/715,970.87 = 192,770.43/x - Step 3: Cross multiply
477,077.41x = 715,970.87 × 192,770.43 - Step 4: Simplify right side
477,077.41x = 138,018,012,959.30 - Step 5: Solve for x
x = 138,018,012,959.30/477,077.41 - Step 6: Final answer
x = 289,298.99
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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.