Finding the Fourth Proportional to 302,656.88, 453,968.04 and 115,687.28
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Solution
The fourth proportional to 302,656.88, 453,968.04 and 115,687.28 is: 173,524.31
Step by Step Solution
- Step 1: Write the proportion equation
302,656.88 : 453,968.04 = 115,687.28 : x - Step 2: Convert to fraction form
302,656.88/453,968.04 = 115,687.28/x - Step 3: Cross multiply
302,656.88x = 453,968.04 × 115,687.28 - Step 4: Simplify right side
302,656.88x = 52,518,327,754.53 - Step 5: Solve for x
x = 52,518,327,754.53/302,656.88 - Step 6: Final answer
x = 173,524.31
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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.