Finding the Fourth Proportional to 833,008.68, 1,149,512.58 and 493,422.12
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Solution
The fourth proportional to 833,008.68, 1,149,512.58 and 493,422.12 is: 680,899.19
Step by Step Solution
- Step 1: Write the proportion equation
833,008.68 : 1,149,512.58 = 493,422.12 : x - Step 2: Convert to fraction form
833,008.68/1,149,512.58 = 493,422.12/x - Step 3: Cross multiply
833,008.68x = 1,149,512.58 × 493,422.12 - Step 4: Simplify right side
833,008.68x = 567,194,934,190.27 - Step 5: Solve for x
x = 567,194,934,190.27/833,008.68 - Step 6: Final answer
x = 680,899.19
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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.