Finding the Fourth Proportional to 259,900.44, 358,659.78 and 146,727.96
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Solution
The fourth proportional to 259,900.44, 358,659.78 and 146,727.96 is: 202,482.99
Step by Step Solution
- Step 1: Write the proportion equation
259,900.44 : 358,659.78 = 146,727.96 : x - Step 2: Convert to fraction form
259,900.44/358,659.78 = 146,727.96/x - Step 3: Cross multiply
259,900.44x = 358,659.78 × 146,727.96 - Step 4: Simplify right side
259,900.44x = 52,625,417,853.45 - Step 5: Solve for x
x = 52,625,417,853.45/259,900.44 - Step 6: Final answer
x = 202,482.99
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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.