Finding the Fourth Proportional to 318,726.20, 477,977.84 and 94,026.96
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Solution
The fourth proportional to 318,726.20, 477,977.84 and 94,026.96 is: 141,007.56
Step by Step Solution
- Step 1: Write the proportion equation
318,726.20 : 477,977.84 = 94,026.96 : x - Step 2: Convert to fraction form
318,726.20/477,977.84 = 94,026.96/x - Step 3: Cross multiply
318,726.20x = 477,977.84 × 94,026.96 - Step 4: Simplify right side
318,726.20x = 44,942,803,242.57 - Step 5: Solve for x
x = 44,942,803,242.57/318,726.20 - Step 6: Final answer
x = 141,007.56
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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.