Finding the Fourth Proportional to 302,585.36, 417,564.06 and 166,616.42
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Solution
The fourth proportional to 302,585.36, 417,564.06 and 166,616.42 is: 229,928.60
Step by Step Solution
- Step 1: Write the proportion equation
302,585.36 : 417,564.06 = 166,616.42 : x - Step 2: Convert to fraction form
302,585.36/417,564.06 = 166,616.42/x - Step 3: Cross multiply
302,585.36x = 417,564.06 × 166,616.42 - Step 4: Simplify right side
302,585.36x = 69,573,028,797.87 - Step 5: Solve for x
x = 69,573,028,797.87/302,585.36 - Step 6: Final answer
x = 229,928.60
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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.