Finding the Fourth Proportional to 531,041.05, 796,562.35 and 405,394.70
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Solution
The fourth proportional to 531,041.05, 796,562.35 and 405,394.70 is: 608,092.65
Step by Step Solution
- Step 1: Write the proportion equation
531,041.05 : 796,562.35 = 405,394.70 : x - Step 2: Convert to fraction form
531,041.05/796,562.35 = 405,394.70/x - Step 3: Cross multiply
531,041.05x = 796,562.35 × 405,394.70 - Step 4: Simplify right side
531,041.05x = 322,922,157,914.44 - Step 5: Solve for x
x = 322,922,157,914.44/531,041.05 - Step 6: Final answer
x = 608,092.65
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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.