Finding the Fourth Proportional to 580,126.12, 800,622.30 and 322,027.36
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Solution
The fourth proportional to 580,126.12, 800,622.30 and 322,027.36 is: 444,424.54
Step by Step Solution
- Step 1: Write the proportion equation
580,126.12 : 800,622.30 = 322,027.36 : x - Step 2: Convert to fraction form
580,126.12/800,622.30 = 322,027.36/x - Step 3: Cross multiply
580,126.12x = 800,622.30 × 322,027.36 - Step 4: Simplify right side
580,126.12x = 257,822,285,626.13 - Step 5: Solve for x
x = 257,822,285,626.13/580,126.12 - Step 6: Final answer
x = 444,424.54
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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.