Finding the Fourth Proportional to 798,600.24, 1,102,070.31 and 436,027.23
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Solution
The fourth proportional to 798,600.24, 1,102,070.31 and 436,027.23 is: 601,718.66
Step by Step Solution
- Step 1: Write the proportion equation
798,600.24 : 1,102,070.31 = 436,027.23 : x - Step 2: Convert to fraction form
798,600.24/1,102,070.31 = 436,027.23/x - Step 3: Cross multiply
798,600.24x = 1,102,070.31 × 436,027.23 - Step 4: Simplify right side
798,600.24x = 480,532,664,534.54 - Step 5: Solve for x
x = 480,532,664,534.54/798,600.24 - Step 6: Final answer
x = 601,718.66
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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.