Finding the Fourth Proportional to 408,306.66, 563,488.71 and 227,059.14
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Solution
The fourth proportional to 408,306.66, 563,488.71 and 227,059.14 is: 313,355.80
Step by Step Solution
- Step 1: Write the proportion equation
408,306.66 : 563,488.71 = 227,059.14 : x - Step 2: Convert to fraction form
408,306.66/563,488.71 = 227,059.14/x - Step 3: Cross multiply
408,306.66x = 563,488.71 × 227,059.14 - Step 4: Simplify right side
408,306.66x = 127,945,261,892.31 - Step 5: Solve for x
x = 127,945,261,892.31/408,306.66 - Step 6: Final answer
x = 313,355.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.