Finding the Fourth Proportional to 613,600.99, 846,761.29 and 337,953.55
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Solution
The fourth proportional to 613,600.99, 846,761.29 and 337,953.55 is: 466,371.45
Step by Step Solution
- Step 1: Write the proportion equation
613,600.99 : 846,761.29 = 337,953.55 : x - Step 2: Convert to fraction form
613,600.99/846,761.29 = 337,953.55/x - Step 3: Cross multiply
613,600.99x = 846,761.29 × 337,953.55 - Step 4: Simplify right side
613,600.99x = 286,165,983,958.08 - Step 5: Solve for x
x = 286,165,983,958.08/613,600.99 - Step 6: Final answer
x = 466,371.45
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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.