Finding the Fourth Proportional to 302,660.76, 417,666.70 and 166,707.44
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Solution
The fourth proportional to 302,660.76, 417,666.70 and 166,707.44 is: 230,053.43
Step by Step Solution
- Step 1: Write the proportion equation
302,660.76 : 417,666.70 = 166,707.44 : x - Step 2: Convert to fraction form
302,660.76/417,666.70 = 166,707.44/x - Step 3: Cross multiply
302,660.76x = 417,666.70 × 166,707.44 - Step 4: Simplify right side
302,660.76x = 69,628,146,330.25 - Step 5: Solve for x
x = 69,628,146,330.25/302,660.76 - Step 6: Final answer
x = 230,053.43
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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.