Finding the Fourth Proportional to 483,313.92, 666,902.88 and 268,455.84
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Solution
The fourth proportional to 483,313.92, 666,902.88 and 268,455.84 is: 370,429.99
Step by Step Solution
- Step 1: Write the proportion equation
483,313.92 : 666,902.88 = 268,455.84 : x - Step 2: Convert to fraction form
483,313.92/666,902.88 = 268,455.84/x - Step 3: Cross multiply
483,313.92x = 666,902.88 × 268,455.84 - Step 4: Simplify right side
483,313.92x = 179,033,972,848.82 - Step 5: Solve for x
x = 179,033,972,848.82/483,313.92 - Step 6: Final answer
x = 370,429.99
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1.5x scale
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.