Finding the Fourth Proportional to 880,687.32, 1,321,287.05 and 368,594.08
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Solution
The fourth proportional to 880,687.32, 1,321,287.05 and 368,594.08 is: 552,998.29
Step by Step Solution
- Step 1: Write the proportion equation
880,687.32 : 1,321,287.05 = 368,594.08 : x - Step 2: Convert to fraction form
880,687.32/1,321,287.05 = 368,594.08/x - Step 3: Cross multiply
880,687.32x = 1,321,287.05 × 368,594.08 - Step 4: Simplify right side
880,687.32x = 487,018,582,228.93 - Step 5: Solve for x
x = 487,018,582,228.93/880,687.32 - Step 6: Final answer
x = 552,998.29
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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.