Finding the Fourth Proportional to 486,914.99, 730,382.85 and 167,065.46
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Solution
The fourth proportional to 486,914.99, 730,382.85 and 167,065.46 is: 250,601.75
Step by Step Solution
- Step 1: Write the proportion equation
486,914.99 : 730,382.85 = 167,065.46 : x - Step 2: Convert to fraction form
486,914.99/730,382.85 = 167,065.46/x - Step 3: Cross multiply
486,914.99x = 730,382.85 × 167,065.46 - Step 4: Simplify right side
486,914.99x = 122,021,748,637.32 - Step 5: Solve for x
x = 122,021,748,637.32/486,914.99 - Step 6: Final answer
x = 250,601.75
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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.