Finding the Fourth Proportional to 779,852.63, 1,169,775.29 and 211,232.63
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Solution
The fourth proportional to 779,852.63, 1,169,775.29 and 211,232.63 is: 316,847.95
Step by Step Solution
- Step 1: Write the proportion equation
779,852.63 : 1,169,775.29 = 211,232.63 : x - Step 2: Convert to fraction form
779,852.63/1,169,775.29 = 211,232.63/x - Step 3: Cross multiply
779,852.63x = 1,169,775.29 × 211,232.63 - Step 4: Simplify right side
779,852.63x = 247,094,705,694.92 - Step 5: Solve for x
x = 247,094,705,694.92/779,852.63 - Step 6: Final answer
x = 316,847.95
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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.