Finding the Fourth Proportional to 880,483.80, 1,320,725.70 and 565,555.80
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Solution
The fourth proportional to 880,483.80, 1,320,725.70 and 565,555.80 is: 848,333.70
Step by Step Solution
- Step 1: Write the proportion equation
880,483.80 : 1,320,725.70 = 565,555.80 : x - Step 2: Convert to fraction form
880,483.80/1,320,725.70 = 565,555.80/x - Step 3: Cross multiply
880,483.80x = 1,320,725.70 × 565,555.80 - Step 4: Simplify right side
880,483.80x = 746,944,079,844.06 - Step 5: Solve for x
x = 746,944,079,844.06/880,483.80 - Step 6: Final answer
x = 848,333.70
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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.