Finding the Fourth Proportional to 706,177.80, 1,059,266.70 and 636,193.80
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Solution
The fourth proportional to 706,177.80, 1,059,266.70 and 636,193.80 is: 954,290.70
Step by Step Solution
- Step 1: Write the proportion equation
706,177.80 : 1,059,266.70 = 636,193.80 : x - Step 2: Convert to fraction form
706,177.80/1,059,266.70 = 636,193.80/x - Step 3: Cross multiply
706,177.80x = 1,059,266.70 × 636,193.80 - Step 4: Simplify right side
706,177.80x = 673,898,907,086.46 - Step 5: Solve for x
x = 673,898,907,086.46/706,177.80 - Step 6: Final answer
x = 954,290.70
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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.