Finding the Fourth Proportional to 259,410.13, 357,991.44 and 146,232.88
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Solution
The fourth proportional to 259,410.13, 357,991.44 and 146,232.88 is: 201,804.45
Step by Step Solution
- Step 1: Write the proportion equation
259,410.13 : 357,991.44 = 146,232.88 : x - Step 2: Convert to fraction form
259,410.13/357,991.44 = 146,232.88/x - Step 3: Cross multiply
259,410.13x = 357,991.44 × 146,232.88 - Step 4: Simplify right side
259,410.13x = 52,350,119,286.55 - Step 5: Solve for x
x = 52,350,119,286.55/259,410.13 - Step 6: Final answer
x = 201,804.45
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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.