Finding the Fourth Proportional to 302,414.10, 453,621.15 and 207,935.70
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Solution
The fourth proportional to 302,414.10, 453,621.15 and 207,935.70 is: 311,903.55
Step by Step Solution
- Step 1: Write the proportion equation
302,414.10 : 453,621.15 = 207,935.70 : x - Step 2: Convert to fraction form
302,414.10/453,621.15 = 207,935.70/x - Step 3: Cross multiply
302,414.10x = 453,621.15 × 207,935.70 - Step 4: Simplify right side
302,414.10x = 94,324,031,360.06 - Step 5: Solve for x
x = 94,324,031,360.06/302,414.10 - Step 6: Final answer
x = 311,903.55
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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.