Finding the Fourth Proportional to 706,310.52, 1,052,812.09 and 649,623.48
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Solution
The fourth proportional to 706,310.52, 1,052,812.09 and 649,623.48 is: 968,315.54
Step by Step Solution
- Step 1: Write the proportion equation
706,310.52 : 1,052,812.09 = 649,623.48 : x - Step 2: Convert to fraction form
706,310.52/1,052,812.09 = 649,623.48/x - Step 3: Cross multiply
706,310.52x = 1,052,812.09 × 649,623.48 - Step 4: Simplify right side
706,310.52x = 683,931,453,691.87 - Step 5: Solve for x
x = 683,931,453,691.87/706,310.52 - Step 6: Final answer
x = 968,315.54
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.