Finding the Fourth Proportional to 270,400.64, 373,155.36 and 149,535.68
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Solution
The fourth proportional to 270,400.64, 373,155.36 and 149,535.68 is: 206,360.61
Step by Step Solution
- Step 1: Write the proportion equation
270,400.64 : 373,155.36 = 149,535.68 : x - Step 2: Convert to fraction form
270,400.64/373,155.36 = 149,535.68/x - Step 3: Cross multiply
270,400.64x = 373,155.36 × 149,535.68 - Step 4: Simplify right side
270,400.64x = 55,800,040,503.24 - Step 5: Solve for x
x = 55,800,040,503.24/270,400.64 - Step 6: Final answer
x = 206,360.61
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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.