Finding the Fourth Proportional to 302,560.20, 453,840.30 and 92,197.80
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Solution
The fourth proportional to 302,560.20, 453,840.30 and 92,197.80 is: 138,296.70
Step by Step Solution
- Step 1: Write the proportion equation
302,560.20 : 453,840.30 = 92,197.80 : x - Step 2: Convert to fraction form
302,560.20/453,840.30 = 92,197.80/x - Step 3: Cross multiply
302,560.20x = 453,840.30 × 92,197.80 - Step 4: Simplify right side
302,560.20x = 41,843,077,211.34 - Step 5: Solve for x
x = 41,843,077,211.34/302,560.20 - Step 6: Final answer
x = 138,296.70
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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.