Finding the Fourth Proportional to 614,880.75, 848,535.44 and 346,608.75
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Solution
The fourth proportional to 614,880.75, 848,535.44 and 346,608.75 is: 478,320.08
Step by Step Solution
- Step 1: Write the proportion equation
614,880.75 : 848,535.44 = 346,608.75 : x - Step 2: Convert to fraction form
614,880.75/848,535.44 = 346,608.75/x - Step 3: Cross multiply
614,880.75x = 848,535.44 × 346,608.75 - Step 4: Simplify right side
614,880.75x = 294,109,806,456.06 - Step 5: Solve for x
x = 294,109,806,456.06/614,880.75 - Step 6: Final answer
x = 478,320.08
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1.5x scale
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.