Finding the Fourth Proportional to 327,631.23, 452,145.65 and 184,400.55
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Solution
The fourth proportional to 327,631.23, 452,145.65 and 184,400.55 is: 254,480.95
Step by Step Solution
- Step 1: Write the proportion equation
327,631.23 : 452,145.65 = 184,400.55 : x - Step 2: Convert to fraction form
327,631.23/452,145.65 = 184,400.55/x - Step 3: Cross multiply
327,631.23x = 452,145.65 × 184,400.55 - Step 4: Simplify right side
327,631.23x = 83,375,905,618.10 - Step 5: Solve for x
x = 83,375,905,618.10/327,631.23 - Step 6: Final answer
x = 254,480.95
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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.