Finding the Fourth Proportional to 302,995.56, 418,889.70 and 227,412.84
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Solution
The fourth proportional to 302,995.56, 418,889.70 and 227,412.84 is: 314,397.00
Step by Step Solution
- Step 1: Write the proportion equation
302,995.56 : 418,889.70 = 227,412.84 : x - Step 2: Convert to fraction form
302,995.56/418,889.70 = 227,412.84/x - Step 3: Cross multiply
302,995.56x = 418,889.70 × 227,412.84 - Step 4: Simplify right side
302,995.56x = 95,260,896,323.75 - Step 5: Solve for x
x = 95,260,896,323.75/302,995.56 - Step 6: Final answer
x = 314,397.00
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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.