Finding the Fourth Proportional to 338,183.10, 507,125.21 and 101,480.45
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Solution
The fourth proportional to 338,183.10, 507,125.21 and 101,480.45 is: 152,175.82
Step by Step Solution
- Step 1: Write the proportion equation
338,183.10 : 507,125.21 = 101,480.45 : x - Step 2: Convert to fraction form
338,183.10/507,125.21 = 101,480.45/x - Step 3: Cross multiply
338,183.10x = 507,125.21 × 101,480.45 - Step 4: Simplify right side
338,183.10x = 51,463,291,474.12 - Step 5: Solve for x
x = 51,463,291,474.12/338,183.10 - Step 6: Final answer
x = 152,175.82
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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.