Finding the Fourth Proportional to 324,003.99, 447,125.79 and 180,764.08
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Solution
The fourth proportional to 324,003.99, 447,125.79 and 180,764.08 is: 249,454.59
Step by Step Solution
- Step 1: Write the proportion equation
324,003.99 : 447,125.79 = 180,764.08 : x - Step 2: Convert to fraction form
324,003.99/447,125.79 = 180,764.08/x - Step 3: Cross multiply
324,003.99x = 447,125.79 × 180,764.08 - Step 4: Simplify right side
324,003.99x = 80,824,282,073.62 - Step 5: Solve for x
x = 80,824,282,073.62/324,003.99 - Step 6: Final answer
x = 249,454.59
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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.