Finding the Fourth Proportional to 323,174.08, 484,536.16 and 143,161.76
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Solution
The fourth proportional to 323,174.08, 484,536.16 and 143,161.76 is: 214,642.99
Step by Step Solution
- Step 1: Write the proportion equation
323,174.08 : 484,536.16 = 143,161.76 : x - Step 2: Convert to fraction form
323,174.08/484,536.16 = 143,161.76/x - Step 3: Cross multiply
323,174.08x = 484,536.16 × 143,161.76 - Step 4: Simplify right side
323,174.08x = 69,367,049,449.24 - Step 5: Solve for x
x = 69,367,049,449.24/323,174.08 - Step 6: Final answer
x = 214,642.99
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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.