Finding the Fourth Proportional to 302,391.02, 417,325.56 and 166,451.96
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Solution
The fourth proportional to 302,391.02, 417,325.56 and 166,451.96 is: 229,717.99
Step by Step Solution
- Step 1: Write the proportion equation
302,391.02 : 417,325.56 = 166,451.96 : x - Step 2: Convert to fraction form
302,391.02/417,325.56 = 166,451.96/x - Step 3: Cross multiply
302,391.02x = 417,325.56 × 166,451.96 - Step 4: Simplify right side
302,391.02x = 69,464,657,420.10 - Step 5: Solve for x
x = 69,464,657,420.10/302,391.02 - Step 6: Final answer
x = 229,717.99
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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.