Finding the Fourth Proportional to 410,258.06, 615,279.84 and 121,992.08
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Solution
The fourth proportional to 410,258.06, 615,279.84 and 121,992.08 is: 182,956.23
Step by Step Solution
- Step 1: Write the proportion equation
410,258.06 : 615,279.84 = 121,992.08 : x - Step 2: Convert to fraction form
410,258.06/615,279.84 = 121,992.08/x - Step 3: Cross multiply
410,258.06x = 615,279.84 × 121,992.08 - Step 4: Simplify right side
410,258.06x = 75,059,267,463.67 - Step 5: Solve for x
x = 75,059,267,463.67/410,258.06 - Step 6: Final answer
x = 182,956.23
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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.