Finding the Fourth Proportional to 270,618.40, 373,454.12 and 149,768.02
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Solution
The fourth proportional to 270,618.40, 373,454.12 and 149,768.02 is: 206,680.27
Step by Step Solution
- Step 1: Write the proportion equation
270,618.40 : 373,454.12 = 149,768.02 : x - Step 2: Convert to fraction form
270,618.40/373,454.12 = 149,768.02/x - Step 3: Cross multiply
270,618.40x = 373,454.12 × 149,768.02 - Step 4: Simplify right side
270,618.40x = 55,931,484,113.24 - Step 5: Solve for x
x = 55,931,484,113.24/270,618.40 - Step 6: Final answer
x = 206,680.27
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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.