Finding the Fourth Proportional to 880,427.16, 1,320,640.74 and 566,877.24
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Solution
The fourth proportional to 880,427.16, 1,320,640.74 and 566,877.24 is: 850,315.86
Step by Step Solution
- Step 1: Write the proportion equation
880,427.16 : 1,320,640.74 = 566,877.24 : x - Step 2: Convert to fraction form
880,427.16/1,320,640.74 = 566,877.24/x - Step 3: Cross multiply
880,427.16x = 1,320,640.74 × 566,877.24 - Step 4: Simplify right side
880,427.16x = 748,641,177,722.76 - Step 5: Solve for x
x = 748,641,177,722.76/880,427.16 - Step 6: Final answer
x = 850,315.86
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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.