Finding the Fourth Proportional to 544,713.60, 816,195.60 and 513,220.80
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Solution
The fourth proportional to 544,713.60, 816,195.60 and 513,220.80 is: 769,006.98
Step by Step Solution
- Step 1: Write the proportion equation
544,713.60 : 816,195.60 = 513,220.80 : x - Step 2: Convert to fraction form
544,713.60/816,195.60 = 513,220.80/x - Step 3: Cross multiply
544,713.60x = 816,195.60 × 513,220.80 - Step 4: Simplify right side
544,713.60x = 418,888,558,788.48 - Step 5: Solve for x
x = 418,888,558,788.48/544,713.60 - Step 6: Final answer
x = 769,006.98
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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.