Finding the Fourth Proportional to 470,158.24, 705,232.50 and 115,174.12
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Solution
The fourth proportional to 470,158.24, 705,232.50 and 115,174.12 is: 172,759.99
Step by Step Solution
- Step 1: Write the proportion equation
470,158.24 : 705,232.50 = 115,174.12 : x - Step 2: Convert to fraction form
470,158.24/705,232.50 = 115,174.12/x - Step 3: Cross multiply
470,158.24x = 705,232.50 × 115,174.12 - Step 4: Simplify right side
470,158.24x = 81,224,532,582.90 - Step 5: Solve for x
x = 81,224,532,582.90/470,158.24 - Step 6: Final answer
x = 172,759.99
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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.