Finding the Fourth Proportional to 408,297.08, 563,475.30 and 227,010.44
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Solution
The fourth proportional to 408,297.08, 563,475.30 and 227,010.44 is: 313,288.49
Step by Step Solution
- Step 1: Write the proportion equation
408,297.08 : 563,475.30 = 227,010.44 : x - Step 2: Convert to fraction form
408,297.08/563,475.30 = 227,010.44/x - Step 3: Cross multiply
408,297.08x = 563,475.30 × 227,010.44 - Step 4: Simplify right side
408,297.08x = 127,914,775,782.13 - Step 5: Solve for x
x = 127,914,775,782.13/408,297.08 - Step 6: Final answer
x = 313,288.49
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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.