Finding the Fourth Proportional to 899,360.36, 1,241,188.07 and 512,192.17
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Solution
The fourth proportional to 899,360.36, 1,241,188.07 and 512,192.17 is: 706,865.50
Step by Step Solution
- Step 1: Write the proportion equation
899,360.36 : 1,241,188.07 = 512,192.17 : x - Step 2: Convert to fraction form
899,360.36/1,241,188.07 = 512,192.17/x - Step 3: Cross multiply
899,360.36x = 1,241,188.07 × 512,192.17 - Step 4: Simplify right side
899,360.36x = 635,726,810,951.41 - Step 5: Solve for x
x = 635,726,810,951.41/899,360.36 - Step 6: Final answer
x = 706,865.50
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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.