Finding the Fourth Proportional to 558,216.54, 770,331.60 and 303,562.26
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Solution
The fourth proportional to 558,216.54, 770,331.60 and 303,562.26 is: 418,911.99
Step by Step Solution
- Step 1: Write the proportion equation
558,216.54 : 770,331.60 = 303,562.26 : x - Step 2: Convert to fraction form
558,216.54/770,331.60 = 303,562.26/x - Step 3: Cross multiply
558,216.54x = 770,331.60 × 303,562.26 - Step 4: Simplify right side
558,216.54x = 233,843,601,445.42 - Step 5: Solve for x
x = 233,843,601,445.42/558,216.54 - Step 6: Final answer
x = 418,911.99
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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.