Finding the Fourth Proportional to 306,887.24, 460,035.61 and 157,198.03
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Solution
The fourth proportional to 306,887.24, 460,035.61 and 157,198.03 is: 235,645.80
Step by Step Solution
- Step 1: Write the proportion equation
306,887.24 : 460,035.61 = 157,198.03 : x - Step 2: Convert to fraction form
306,887.24/460,035.61 = 157,198.03/x - Step 3: Cross multiply
306,887.24x = 460,035.61 × 157,198.03 - Step 4: Simplify right side
306,887.24x = 72,316,688,535.68 - Step 5: Solve for x
x = 72,316,688,535.68/306,887.24 - Step 6: Final answer
x = 235,645.80
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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.