Finding the Fourth Proportional to 984,735.34, 1,358,895.24 and 555,104.44
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Solution
The fourth proportional to 984,735.34, 1,358,895.24 and 555,104.44 is: 766,021.84
Step by Step Solution
- Step 1: Write the proportion equation
984,735.34 : 1,358,895.24 = 555,104.44 : x - Step 2: Convert to fraction form
984,735.34/1,358,895.24 = 555,104.44/x - Step 3: Cross multiply
984,735.34x = 1,358,895.24 × 555,104.44 - Step 4: Simplify right side
984,735.34x = 754,328,781,218.87 - Step 5: Solve for x
x = 754,328,781,218.87/984,735.34 - Step 6: Final answer
x = 766,021.84
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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.