Finding the Fourth Proportional to 322,474.14, 483,783.84 and 109,230.03
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Solution
The fourth proportional to 322,474.14, 483,783.84 and 109,230.03 is: 163,869.65
Step by Step Solution
- Step 1: Write the proportion equation
322,474.14 : 483,783.84 = 109,230.03 : x - Step 2: Convert to fraction form
322,474.14/483,783.84 = 109,230.03/x - Step 3: Cross multiply
322,474.14x = 483,783.84 × 109,230.03 - Step 4: Simplify right side
322,474.14x = 52,843,723,356.72 - Step 5: Solve for x
x = 52,843,723,356.72/322,474.14 - Step 6: Final answer
x = 163,869.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.