Finding the Fourth Proportional to 304,410.32, 420,086.74 and 168,449.99
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Solution
The fourth proportional to 304,410.32, 420,086.74 and 168,449.99 is: 232,461.26
Step by Step Solution
- Step 1: Write the proportion equation
304,410.32 : 420,086.74 = 168,449.99 : x - Step 2: Convert to fraction form
304,410.32/420,086.74 = 168,449.99/x - Step 3: Cross multiply
304,410.32x = 420,086.74 × 168,449.99 - Step 4: Simplify right side
304,410.32x = 70,763,604,630.57 - Step 5: Solve for x
x = 70,763,604,630.57/304,410.32 - Step 6: Final answer
x = 232,461.26
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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.