Finding the Fourth Proportional to 735,347.80, 1,103,021.70 and 236,711.80
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Solution
The fourth proportional to 735,347.80, 1,103,021.70 and 236,711.80 is: 355,067.70
Step by Step Solution
- Step 1: Write the proportion equation
735,347.80 : 1,103,021.70 = 236,711.80 : x - Step 2: Convert to fraction form
735,347.80/1,103,021.70 = 236,711.80/x - Step 3: Cross multiply
735,347.80x = 1,103,021.70 × 236,711.80 - Step 4: Simplify right side
735,347.80x = 261,098,252,046.06 - Step 5: Solve for x
x = 261,098,252,046.06/735,347.80 - Step 6: Final answer
x = 355,067.70
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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.