Finding the Fourth Proportional to 706,276.20, 1,059,414.30 and 493,699.80
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Solution
The fourth proportional to 706,276.20, 1,059,414.30 and 493,699.80 is: 740,549.70
Step by Step Solution
- Step 1: Write the proportion equation
706,276.20 : 1,059,414.30 = 493,699.80 : x - Step 2: Convert to fraction form
706,276.20/1,059,414.30 = 493,699.80/x - Step 3: Cross multiply
706,276.20x = 1,059,414.30 × 493,699.80 - Step 4: Simplify right side
706,276.20x = 523,032,628,027.14 - Step 5: Solve for x
x = 523,032,628,027.14/706,276.20 - Step 6: Final answer
x = 740,549.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.