Finding the Fourth Proportional to 946,760.57, 1,306,539.97 and 517,053.34
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Solution
The fourth proportional to 946,760.57, 1,306,539.97 and 517,053.34 is: 713,539.28
Step by Step Solution
- Step 1: Write the proportion equation
946,760.57 : 1,306,539.97 = 517,053.34 : x - Step 2: Convert to fraction form
946,760.57/1,306,539.97 = 517,053.34/x - Step 3: Cross multiply
946,760.57x = 1,306,539.97 × 517,053.34 - Step 4: Simplify right side
946,760.57x = 675,550,858,580.97 - Step 5: Solve for x
x = 675,550,858,580.97/946,760.57 - Step 6: Final answer
x = 713,539.28
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1.5x scale
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.