Finding the Fourth Proportional to 797,725.49, 1,100,868.18 and 435,150.99
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Solution
The fourth proportional to 797,725.49, 1,100,868.18 and 435,150.99 is: 600,512.19
Step by Step Solution
- Step 1: Write the proportion equation
797,725.49 : 1,100,868.18 = 435,150.99 : x - Step 2: Convert to fraction form
797,725.49/1,100,868.18 = 435,150.99/x - Step 3: Cross multiply
797,725.49x = 1,100,868.18 × 435,150.99 - Step 4: Simplify right side
797,725.49x = 479,043,878,386.50 - Step 5: Solve for x
x = 479,043,878,386.50/797,725.49 - Step 6: Final answer
x = 600,512.19
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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.