Finding the Fourth Proportional to 219,202.05, 328,803.08 and 219,202.05
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Solution
The fourth proportional to 219,202.05, 328,803.08 and 219,202.05 is: 328,803.08
Step by Step Solution
- Step 1: Write the proportion equation
219,202.05 : 328,803.08 = 219,202.05 : x - Step 2: Convert to fraction form
219,202.05/328,803.08 = 219,202.05/x - Step 3: Cross multiply
219,202.05x = 328,803.08 × 219,202.05 - Step 4: Simplify right side
219,202.05x = 72,074,308,086.30 - Step 5: Solve for x
x = 72,074,308,086.30/219,202.05 - Step 6: Final answer
x = 328,803.08
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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.