Finding the Fourth Proportional to 337,125.81, 505,762.58 and 126,763.75
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Solution
The fourth proportional to 337,125.81, 505,762.58 and 126,763.75 is: 190,173.40
Step by Step Solution
- Step 1: Write the proportion equation
337,125.81 : 505,762.58 = 126,763.75 : x - Step 2: Convert to fraction form
337,125.81/505,762.58 = 126,763.75/x - Step 3: Cross multiply
337,125.81x = 505,762.58 × 126,763.75 - Step 4: Simplify right side
337,125.81x = 64,112,362,199.59 - Step 5: Solve for x
x = 64,112,362,199.59/337,125.81 - Step 6: Final answer
x = 190,173.40
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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.