Finding the Fourth Proportional to 524,151.41, 723,278.97 and 306,410.99
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Solution
The fourth proportional to 524,151.41, 723,278.97 and 306,410.99 is: 422,817.95
Step by Step Solution
- Step 1: Write the proportion equation
524,151.41 : 723,278.97 = 306,410.99 : x - Step 2: Convert to fraction form
524,151.41/723,278.97 = 306,410.99/x - Step 3: Cross multiply
524,151.41x = 723,278.97 × 306,410.99 - Step 4: Simplify right side
524,151.41x = 221,620,621,627.49 - Step 5: Solve for x
x = 221,620,621,627.49/524,151.41 - Step 6: Final answer
x = 422,817.95
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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.