Finding the Fourth Proportional to 558,059.68, 770,129.94 and 303,410.26
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Solution
The fourth proportional to 558,059.68, 770,129.94 and 303,410.26 is: 418,710.28
Step by Step Solution
- Step 1: Write the proportion equation
558,059.68 : 770,129.94 = 303,410.26 : x - Step 2: Convert to fraction form
558,059.68/770,129.94 = 303,410.26/x - Step 3: Cross multiply
558,059.68x = 770,129.94 × 303,410.26 - Step 4: Simplify right side
558,059.68x = 233,665,325,329.18 - Step 5: Solve for x
x = 233,665,325,329.18/558,059.68 - Step 6: Final answer
x = 418,710.28
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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.