Finding the Fourth Proportional to 832,533.34, 1,248,694.68 and 263,919.92
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Solution
The fourth proportional to 832,533.34, 1,248,694.68 and 263,919.92 is: 395,846.49
Step by Step Solution
- Step 1: Write the proportion equation
832,533.34 : 1,248,694.68 = 263,919.92 : x - Step 2: Convert to fraction form
832,533.34/1,248,694.68 = 263,919.92/x - Step 3: Cross multiply
832,533.34x = 1,248,694.68 × 263,919.92 - Step 4: Simplify right side
832,533.34x = 329,555,402,511.96 - Step 5: Solve for x
x = 329,555,402,511.96/832,533.34 - Step 6: Final answer
x = 395,846.49
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1.5x scale
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.