Finding the Fourth Proportional to 260,183.24, 390,406.08 and 102,524.84
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Solution
The fourth proportional to 260,183.24, 390,406.08 and 102,524.84 is: 153,838.97
Step by Step Solution
- Step 1: Write the proportion equation
260,183.24 : 390,406.08 = 102,524.84 : x - Step 2: Convert to fraction form
260,183.24/390,406.08 = 102,524.84/x - Step 3: Cross multiply
260,183.24x = 390,406.08 × 102,524.84 - Step 4: Simplify right side
260,183.24x = 40,026,320,887.03 - Step 5: Solve for x
x = 40,026,320,887.03/260,183.24 - Step 6: Final answer
x = 153,838.97
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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.