Finding the Fourth Proportional to 565,571.70, 848,350.14 and 139,111.21
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Solution
The fourth proportional to 565,571.70, 848,350.14 and 139,111.21 is: 208,664.99
Step by Step Solution
- Step 1: Write the proportion equation
565,571.70 : 848,350.14 = 139,111.21 : x - Step 2: Convert to fraction form
565,571.70/848,350.14 = 139,111.21/x - Step 3: Cross multiply
565,571.70x = 848,350.14 × 139,111.21 - Step 4: Simplify right side
565,571.70x = 118,015,014,479.07 - Step 5: Solve for x
x = 118,015,014,479.07/565,571.70 - Step 6: Final answer
x = 208,664.99
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1.5x scale
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.