Finding the Fourth Proportional to 265,956.12, 366,983.06 and 152,778.84
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Solution
The fourth proportional to 265,956.12, 366,983.06 and 152,778.84 is: 210,813.90
Step by Step Solution
- Step 1: Write the proportion equation
265,956.12 : 366,983.06 = 152,778.84 : x - Step 2: Convert to fraction form
265,956.12/366,983.06 = 152,778.84/x - Step 3: Cross multiply
265,956.12x = 366,983.06 × 152,778.84 - Step 4: Simplify right side
265,956.12x = 56,067,246,206.45 - Step 5: Solve for x
x = 56,067,246,206.45/265,956.12 - Step 6: Final answer
x = 210,813.90
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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.