Finding the Fourth Proportional to 603,742.24, 833,146.68 and 345,610.63
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Solution
The fourth proportional to 603,742.24, 833,146.68 and 345,610.63 is: 476,932.59
Step by Step Solution
- Step 1: Write the proportion equation
603,742.24 : 833,146.68 = 345,610.63 : x - Step 2: Convert to fraction form
603,742.24/833,146.68 = 345,610.63/x - Step 3: Cross multiply
603,742.24x = 833,146.68 × 345,610.63 - Step 4: Simplify right side
603,742.24x = 287,944,349,350.62 - Step 5: Solve for x
x = 287,944,349,350.62/603,742.24 - Step 6: Final answer
x = 476,932.59
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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.